215609940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13163}}^1$

素因数の和:13198

約数の個数: 144

約数和(自身を含む): 805004928

約数和(自身を除く): 589394988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 13163, 16380, 26326, 39489, 52652, 65815, 78978, 92141, 118467, 131630, 157956, 171119, 184282, 197445, 236934, 263260, 276423, 342238, 368564, 394890, 460705, 473868, 513357, 552846, 592335, 684476, 789780, 829269, 855595, 921410, 1026714, 1105692, 1184670, 1197833, 1382115, 1540071, 1658538, 1711190, 1842820, 2053428, 2369340, 2395666, 2566785, 2764230, 3080142, 3317076, 3422380, 3593499, 4146345, 4791332, 5133570, 5528460, 5989165, 6160284, 7186998, 7700355, 8292690, 10267140, 10780497, 11978330, 14373996, 15400710, 16585380, 17967495, 21560994, 23956660, 30801420, 35934990, 43121988, 53902485, 71869980, 107804970, 215609940]

約数ペア:

[(1, 215609940), (2, 107804970), (3, 71869980), (4, 53902485), (5, 43121988), (6, 35934990), (7, 30801420), (9, 23956660), (10, 21560994), (12, 17967495), (13, 16585380), (14, 15400710), (15, 14373996), (18, 11978330), (20, 10780497), (21, 10267140), (26, 8292690), (28, 7700355), (30, 7186998), (35, 6160284), (36, 5989165), (39, 5528460), (42, 5133570), (45, 4791332), (52, 4146345), (60, 3593499), (63, 3422380), (65, 3317076), (70, 3080142), (78, 2764230), (84, 2566785), (90, 2395666), (91, 2369340), (105, 2053428), (117, 1842820), (126, 1711190), (130, 1658538), (140, 1540071), (156, 1382115), (180, 1197833), (182, 1184670), (195, 1105692), (210, 1026714), (234, 921410), (252, 855595), (260, 829269), (273, 789780), (315, 684476), (364, 592335), (390, 552846), (420, 513357), (455, 473868), (468, 460705), (546, 394890), (585, 368564), (630, 342238), (780, 276423), (819, 263260), (910, 236934), (1092, 197445), (1170, 184282), (1260, 171119), (1365, 157956), (1638, 131630), (1820, 118467), (2340, 92141), (2730, 78978), (3276, 65815), (4095, 52652), (5460, 39489), (8190, 26326), (13163, 16380)]