661603488

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:420

約数の個数: 288

約数和(自身を含む): 2252275200

約数和(自身を除く): 1590671712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 32, 39, 42, 48, 49, 52, 56, 62, 78, 84, 91, 93, 96, 98, 104, 112, 124, 147, 156, 168, 182, 186, 196, 208, 217, 224, 248, 273, 294, 312, 336, 349, 364, 372, 392, 403, 416, 434, 496, 546, 588, 624, 637, 651, 672, 698, 728, 744, 784, 806, 868, 992, 1047, 1092, 1176, 1209, 1248, 1274, 1302, 1396, 1456, 1488, 1519, 1568, 1612, 1736, 1911, 2094, 2184, 2352, 2418, 2443, 2548, 2604, 2792, 2821, 2912, 2976, 3038, 3224, 3472, 3822, 4188, 4368, 4537, 4557, 4704, 4836, 4886, 5096, 5208, 5584, 5642, 6076, 6448, 6944, 7329, 7644, 8376, 8463, 8736, 9074, 9114, 9672, 9772, 10192, 10416, 10819, 11168, 11284, 12152, 12896, 13611, 14658, 15288, 16752, 16926, 17101, 18148, 18228, 19344, 19544, 19747, 20384, 20832, 21638, 22568, 24304, 27222, 29316, 30576, 31759, 32457, 33504, 33852, 34202, 36296, 36456, 38688, 39088, 39494, 43276, 45136, 48608, 51303, 54444, 58632, 59241, 61152, 63518, 64914, 67704, 68404, 72592, 72912, 75733, 78176, 78988, 86552, 90272, 95277, 102606, 108888, 117264, 118482, 127036, 129828, 135408, 136808, 140647, 145184, 145824, 151466, 157976, 173104, 190554, 205212, 217776, 222313, 227199, 234528, 236964, 254072, 259656, 270816, 273616, 281294, 302932, 315952, 346208, 381108, 410424, 421941, 435552, 444626, 454398, 473928, 508144, 519312, 530131, 547232, 562588, 605864, 631904, 666939, 762216, 820848, 843882, 889252, 908796, 947856, 984529, 1016288, 1038624, 1060262, 1125176, 1211728, 1333878, 1524432, 1590393, 1641696, 1687764, 1778504, 1817592, 1895712, 1969058, 2120524, 2250352, 2423456, 2667756, 2953587, 3048864, 3180786, 3375528, 3557008, 3635184, 3938116, 4241048, 4500704, 5335512, 5907174, 6361572, 6751056, 6891703, 7114016, 7270368, 7876232, 8482096, 10671024, 11814348, 12723144, 13502112, 13783406, 15752464, 16964192, 20675109, 21342048, 23628696, 25446288, 27566812, 31504928, 41350218, 47257392, 50892576, 55133624, 82700436, 94514784, 110267248, 165400872, 220534496, 330801744, 661603488]

約数ペア:

[(1, 661603488), (2, 330801744), (3, 220534496), (4, 165400872), (6, 110267248), (7, 94514784), (8, 82700436), (12, 55133624), (13, 50892576), (14, 47257392), (16, 41350218), (21, 31504928), (24, 27566812), (26, 25446288), (28, 23628696), (31, 21342048), (32, 20675109), (39, 16964192), (42, 15752464), (48, 13783406), (49, 13502112), (52, 12723144), (56, 11814348), (62, 10671024), (78, 8482096), (84, 7876232), (91, 7270368), (93, 7114016), (96, 6891703), (98, 6751056), (104, 6361572), (112, 5907174), (124, 5335512), (147, 4500704), (156, 4241048), (168, 3938116), (182, 3635184), (186, 3557008), (196, 3375528), (208, 3180786), (217, 3048864), (224, 2953587), (248, 2667756), (273, 2423456), (294, 2250352), (312, 2120524), (336, 1969058), (349, 1895712), (364, 1817592), (372, 1778504), (392, 1687764), (403, 1641696), (416, 1590393), (434, 1524432), (496, 1333878), (546, 1211728), (588, 1125176), (624, 1060262), (637, 1038624), (651, 1016288), (672, 984529), (698, 947856), (728, 908796), (744, 889252), (784, 843882), (806, 820848), (868, 762216), (992, 666939), (1047, 631904), (1092, 605864), (1176, 562588), (1209, 547232), (1248, 530131), (1274, 519312), (1302, 508144), (1396, 473928), (1456, 454398), (1488, 444626), (1519, 435552), (1568, 421941), (1612, 410424), (1736, 381108), (1911, 346208), (2094, 315952), (2184, 302932), (2352, 281294), (2418, 273616), (2443, 270816), (2548, 259656), (2604, 254072), (2792, 236964), (2821, 234528), (2912, 227199), (2976, 222313), (3038, 217776), (3224, 205212), (3472, 190554), (3822, 173104), (4188, 157976), (4368, 151466), (4537, 145824), (4557, 145184), (4704, 140647), (4836, 136808), (4886, 135408), (5096, 129828), (5208, 127036), (5584, 118482), (5642, 117264), (6076, 108888), (6448, 102606), (6944, 95277), (7329, 90272), (7644, 86552), (8376, 78988), (8463, 78176), (8736, 75733), (9074, 72912), (9114, 72592), (9672, 68404), (9772, 67704), (10192, 64914), (10416, 63518), (10819, 61152), (11168, 59241), (11284, 58632), (12152, 54444), (12896, 51303), (13611, 48608), (14658, 45136), (15288, 43276), (16752, 39494), (16926, 39088), (17101, 38688), (18148, 36456), (18228, 36296), (19344, 34202), (19544, 33852), (19747, 33504), (20384, 32457), (20832, 31759), (21638, 30576), (22568, 29316), (24304, 27222)]