820437072

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:218

約数の個数: 320

約数和(自身を含む): 2762489856

約数和(自身を除く): 1942052784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 48, 52, 56, 62, 73, 78, 83, 84, 91, 93, 104, 112, 124, 146, 156, 166, 168, 182, 186, 208, 217, 219, 248, 249, 273, 292, 312, 332, 336, 364, 372, 403, 434, 438, 496, 498, 511, 546, 581, 584, 624, 651, 664, 728, 744, 806, 868, 876, 949, 996, 1022, 1079, 1092, 1162, 1168, 1209, 1302, 1328, 1456, 1488, 1533, 1612, 1736, 1743, 1752, 1898, 1992, 2044, 2158, 2184, 2263, 2324, 2418, 2573, 2604, 2821, 2847, 3066, 3224, 3237, 3472, 3486, 3504, 3796, 3984, 4088, 4316, 4368, 4526, 4648, 4836, 5146, 5208, 5642, 5694, 6059, 6132, 6448, 6474, 6643, 6789, 6972, 7553, 7592, 7719, 8176, 8463, 8632, 9052, 9296, 9672, 10292, 10416, 11284, 11388, 12118, 12264, 12948, 13286, 13578, 13944, 15106, 15184, 15438, 15841, 16926, 17264, 18011, 18104, 18177, 19344, 19929, 20584, 22568, 22659, 22776, 24236, 24528, 25896, 26572, 27156, 27888, 29419, 30212, 30876, 31682, 33449, 33852, 36022, 36208, 36354, 39858, 41168, 42413, 45136, 45318, 45552, 47523, 48472, 51792, 53144, 54033, 54312, 58838, 60424, 61752, 63364, 66898, 67704, 72044, 72708, 78767, 79716, 84826, 88257, 90636, 95046, 96944, 100347, 106288, 108066, 108624, 117676, 120848, 123504, 126728, 127239, 133796, 135408, 144088, 145416, 157534, 159432, 169652, 176514, 181272, 187829, 190092, 200694, 205933, 216132, 234143, 235352, 236301, 253456, 254478, 267592, 288176, 290832, 315068, 318864, 339304, 353028, 362544, 375658, 380184, 401388, 411866, 432264, 468286, 470704, 472602, 508956, 535184, 551369, 563487, 617799, 630136, 678608, 702429, 706056, 751316, 760368, 802776, 823732, 864528, 936572, 945204, 1017912, 1102738, 1126974, 1235598, 1260272, 1314803, 1404858, 1412112, 1502632, 1605552, 1647464, 1654107, 1873144, 1890408, 2035824, 2205476, 2253948, 2441777, 2471196, 2629606, 2809716, 3005264, 3294928, 3308214, 3746288, 3780816, 3944409, 4410952, 4507896, 4883554, 4942392, 5259212, 5619432, 6616428, 7325331, 7888818, 8821904, 9015792, 9767108, 9884784, 10518424, 11238864, 13232856, 14650662, 15777636, 17092439, 19534216, 21036848, 26465712, 29301324, 31555272, 34184878, 39068432, 51277317, 58602648, 63110544, 68369756, 102554634, 117205296, 136739512, 205109268, 273479024, 410218536, 820437072]

約数ペア:

[(1, 820437072), (2, 410218536), (3, 273479024), (4, 205109268), (6, 136739512), (7, 117205296), (8, 102554634), (12, 68369756), (13, 63110544), (14, 58602648), (16, 51277317), (21, 39068432), (24, 34184878), (26, 31555272), (28, 29301324), (31, 26465712), (39, 21036848), (42, 19534216), (48, 17092439), (52, 15777636), (56, 14650662), (62, 13232856), (73, 11238864), (78, 10518424), (83, 9884784), (84, 9767108), (91, 9015792), (93, 8821904), (104, 7888818), (112, 7325331), (124, 6616428), (146, 5619432), (156, 5259212), (166, 4942392), (168, 4883554), (182, 4507896), (186, 4410952), (208, 3944409), (217, 3780816), (219, 3746288), (248, 3308214), (249, 3294928), (273, 3005264), (292, 2809716), (312, 2629606), (332, 2471196), (336, 2441777), (364, 2253948), (372, 2205476), (403, 2035824), (434, 1890408), (438, 1873144), (496, 1654107), (498, 1647464), (511, 1605552), (546, 1502632), (581, 1412112), (584, 1404858), (624, 1314803), (651, 1260272), (664, 1235598), (728, 1126974), (744, 1102738), (806, 1017912), (868, 945204), (876, 936572), (949, 864528), (996, 823732), (1022, 802776), (1079, 760368), (1092, 751316), (1162, 706056), (1168, 702429), (1209, 678608), (1302, 630136), (1328, 617799), (1456, 563487), (1488, 551369), (1533, 535184), (1612, 508956), (1736, 472602), (1743, 470704), (1752, 468286), (1898, 432264), (1992, 411866), (2044, 401388), (2158, 380184), (2184, 375658), (2263, 362544), (2324, 353028), (2418, 339304), (2573, 318864), (2604, 315068), (2821, 290832), (2847, 288176), (3066, 267592), (3224, 254478), (3237, 253456), (3472, 236301), (3486, 235352), (3504, 234143), (3796, 216132), (3984, 205933), (4088, 200694), (4316, 190092), (4368, 187829), (4526, 181272), (4648, 176514), (4836, 169652), (5146, 159432), (5208, 157534), (5642, 145416), (5694, 144088), (6059, 135408), (6132, 133796), (6448, 127239), (6474, 126728), (6643, 123504), (6789, 120848), (6972, 117676), (7553, 108624), (7592, 108066), (7719, 106288), (8176, 100347), (8463, 96944), (8632, 95046), (9052, 90636), (9296, 88257), (9672, 84826), (10292, 79716), (10416, 78767), (11284, 72708), (11388, 72044), (12118, 67704), (12264, 66898), (12948, 63364), (13286, 61752), (13578, 60424), (13944, 58838), (15106, 54312), (15184, 54033), (15438, 53144), (15841, 51792), (16926, 48472), (17264, 47523), (18011, 45552), (18104, 45318), (18177, 45136), (19344, 42413), (19929, 41168), (20584, 39858), (22568, 36354), (22659, 36208), (22776, 36022), (24236, 33852), (24528, 33449), (25896, 31682), (26572, 30876), (27156, 30212), (27888, 29419)]