1251988920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12739}}^1$

素因数の和:12779

約数の個数: 256

約数和(自身を含む): 5136768000

約数和(自身を除く): 3884779080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2520, 2730, 2808, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5460, 6552, 7020, 7560, 8190, 9828, 10920, 12285, 12739, 14040, 16380, 19656, 24570, 25478, 32760, 38217, 49140, 50956, 63695, 76434, 89173, 98280, 101912, 114651, 127390, 152868, 165607, 178346, 191085, 229302, 254780, 267519, 305736, 331214, 343953, 356692, 382170, 445865, 458604, 496821, 509560, 535038, 573255, 662428, 687906, 713384, 764340, 802557, 828035, 891730, 917208, 993642, 1070076, 1146510, 1159249, 1324856, 1337595, 1375812, 1490463, 1528680, 1605114, 1656070, 1719765, 1783460, 1987284, 2140152, 2293020, 2318498, 2407671, 2484105, 2675190, 2751624, 2980926, 3210228, 3312140, 3439530, 3477747, 3566920, 3974568, 4012785, 4471389, 4586040, 4636996, 4815342, 4968210, 5350380, 5796245, 5961852, 6420456, 6624280, 6879060, 6955494, 7452315, 8025570, 8942778, 9273992, 9630684, 9936420, 10433241, 10700760, 11592490, 11923704, 12038355, 13758120, 13910988, 14904630, 16051140, 17388735, 17885556, 19261368, 19872840, 20866482, 22356945, 23184980, 24076710, 27821976, 29809260, 31299723, 32102280, 34777470, 35771112, 41732964, 44713890, 46369960, 48153420, 52166205, 59618520, 62599446, 69554940, 83465928, 89427780, 96306840, 104332410, 125198892, 139109880, 156498615, 178855560, 208664820, 250397784, 312997230, 417329640, 625994460, 1251988920]

約数ペア:

[(1, 1251988920), (2, 625994460), (3, 417329640), (4, 312997230), (5, 250397784), (6, 208664820), (7, 178855560), (8, 156498615), (9, 139109880), (10, 125198892), (12, 104332410), (13, 96306840), (14, 89427780), (15, 83465928), (18, 69554940), (20, 62599446), (21, 59618520), (24, 52166205), (26, 48153420), (27, 46369960), (28, 44713890), (30, 41732964), (35, 35771112), (36, 34777470), (39, 32102280), (40, 31299723), (42, 29809260), (45, 27821976), (52, 24076710), (54, 23184980), (56, 22356945), (60, 20866482), (63, 19872840), (65, 19261368), (70, 17885556), (72, 17388735), (78, 16051140), (84, 14904630), (90, 13910988), (91, 13758120), (104, 12038355), (105, 11923704), (108, 11592490), (117, 10700760), (120, 10433241), (126, 9936420), (130, 9630684), (135, 9273992), (140, 8942778), (156, 8025570), (168, 7452315), (180, 6955494), (182, 6879060), (189, 6624280), (195, 6420456), (210, 5961852), (216, 5796245), (234, 5350380), (252, 4968210), (260, 4815342), (270, 4636996), (273, 4586040), (280, 4471389), (312, 4012785), (315, 3974568), (351, 3566920), (360, 3477747), (364, 3439530), (378, 3312140), (390, 3210228), (420, 2980926), (455, 2751624), (468, 2675190), (504, 2484105), (520, 2407671), (540, 2318498), (546, 2293020), (585, 2140152), (630, 1987284), (702, 1783460), (728, 1719765), (756, 1656070), (780, 1605114), (819, 1528680), (840, 1490463), (910, 1375812), (936, 1337595), (945, 1324856), (1080, 1159249), (1092, 1146510), (1170, 1070076), (1260, 993642), (1365, 917208), (1404, 891730), (1512, 828035), (1560, 802557), (1638, 764340), (1755, 713384), (1820, 687906), (1890, 662428), (2184, 573255), (2340, 535038), (2457, 509560), (2520, 496821), (2730, 458604), (2808, 445865), (3276, 382170), (3510, 356692), (3640, 343953), (3780, 331214), (4095, 305736), (4680, 267519), (4914, 254780), (5460, 229302), (6552, 191085), (7020, 178346), (7560, 165607), (8190, 152868), (9828, 127390), (10920, 114651), (12285, 101912), (12739, 98280), (14040, 89173), (16380, 76434), (19656, 63695), (24570, 50956), (25478, 49140), (32760, 38217)]