219382020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:992

約数の個数: 240

約数和(自身を含む): 809379648

約数和(自身を除く): 589997628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 27, 30, 33, 36, 39, 44, 45, 52, 54, 55, 60, 65, 66, 78, 81, 90, 99, 108, 110, 117, 130, 132, 135, 143, 156, 162, 165, 180, 195, 198, 220, 234, 260, 270, 286, 297, 324, 330, 351, 390, 396, 405, 429, 468, 495, 540, 572, 585, 594, 660, 702, 715, 780, 810, 858, 891, 947, 990, 1053, 1170, 1188, 1287, 1404, 1430, 1485, 1620, 1716, 1755, 1782, 1894, 1980, 2106, 2145, 2340, 2574, 2841, 2860, 2970, 3510, 3564, 3788, 3861, 4212, 4290, 4455, 4735, 5148, 5265, 5682, 5940, 6435, 7020, 7722, 8523, 8580, 8910, 9470, 10417, 10530, 11364, 11583, 12311, 12870, 14205, 15444, 17046, 17820, 18940, 19305, 20834, 21060, 23166, 24622, 25569, 25740, 28410, 31251, 34092, 36933, 38610, 41668, 42615, 46332, 49244, 51138, 52085, 56820, 57915, 61555, 62502, 73866, 76707, 77220, 85230, 93753, 102276, 104170, 110799, 115830, 123110, 125004, 127845, 135421, 147732, 153414, 156255, 170460, 184665, 187506, 208340, 221598, 231660, 246220, 255690, 270842, 281259, 306828, 312510, 332397, 369330, 375012, 383535, 406263, 443196, 468765, 511380, 541684, 553995, 562518, 625020, 664794, 677105, 738660, 767070, 812526, 843777, 937530, 997191, 1107990, 1125036, 1218789, 1329588, 1354210, 1406295, 1534140, 1625052, 1661985, 1687554, 1875060, 1994382, 2031315, 2215980, 2437578, 2708420, 2812590, 3323970, 3375108, 3656367, 3988764, 4062630, 4218885, 4875156, 4985955, 5625180, 6093945, 6647940, 7312734, 8125260, 8437770, 9971910, 10969101, 12187890, 14625468, 16875540, 18281835, 19943820, 21938202, 24375780, 36563670, 43876404, 54845505, 73127340, 109691010, 219382020]

約数ペア:

[(1, 219382020), (2, 109691010), (3, 73127340), (4, 54845505), (5, 43876404), (6, 36563670), (9, 24375780), (10, 21938202), (11, 19943820), (12, 18281835), (13, 16875540), (15, 14625468), (18, 12187890), (20, 10969101), (22, 9971910), (26, 8437770), (27, 8125260), (30, 7312734), (33, 6647940), (36, 6093945), (39, 5625180), (44, 4985955), (45, 4875156), (52, 4218885), (54, 4062630), (55, 3988764), (60, 3656367), (65, 3375108), (66, 3323970), (78, 2812590), (81, 2708420), (90, 2437578), (99, 2215980), (108, 2031315), (110, 1994382), (117, 1875060), (130, 1687554), (132, 1661985), (135, 1625052), (143, 1534140), (156, 1406295), (162, 1354210), (165, 1329588), (180, 1218789), (195, 1125036), (198, 1107990), (220, 997191), (234, 937530), (260, 843777), (270, 812526), (286, 767070), (297, 738660), (324, 677105), (330, 664794), (351, 625020), (390, 562518), (396, 553995), (405, 541684), (429, 511380), (468, 468765), (495, 443196), (540, 406263), (572, 383535), (585, 375012), (594, 369330), (660, 332397), (702, 312510), (715, 306828), (780, 281259), (810, 270842), (858, 255690), (891, 246220), (947, 231660), (990, 221598), (1053, 208340), (1170, 187506), (1188, 184665), (1287, 170460), (1404, 156255), (1430, 153414), (1485, 147732), (1620, 135421), (1716, 127845), (1755, 125004), (1782, 123110), (1894, 115830), (1980, 110799), (2106, 104170), (2145, 102276), (2340, 93753), (2574, 85230), (2841, 77220), (2860, 76707), (2970, 73866), (3510, 62502), (3564, 61555), (3788, 57915), (3861, 56820), (4212, 52085), (4290, 51138), (4455, 49244), (4735, 46332), (5148, 42615), (5265, 41668), (5682, 38610), (5940, 36933), (6435, 34092), (7020, 31251), (7722, 28410), (8523, 25740), (8580, 25569), (8910, 24622), (9470, 23166), (10417, 21060), (10530, 20834), (11364, 19305), (11583, 18940), (12311, 17820), (12870, 17046), (14205, 15444)]