218601240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12739}}^1$

素因数の和:12777

約数の個数: 128

約数和(自身を含む): 770515200

約数和(自身を除く): 551913960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 12739, 17160, 25478, 38217, 50956, 63695, 76434, 101912, 127390, 140129, 152868, 165607, 191085, 254780, 280258, 305736, 331214, 382170, 420387, 496821, 509560, 560516, 662428, 700645, 764340, 828035, 840774, 993642, 1121032, 1324856, 1401290, 1528680, 1656070, 1681548, 1821677, 1987284, 2101935, 2484105, 2802580, 3312140, 3363096, 3643354, 3974568, 4203870, 4968210, 5465031, 5605160, 6624280, 7286708, 8407740, 9108385, 9936420, 10930062, 14573416, 16815480, 18216770, 19872840, 21860124, 27325155, 36433540, 43720248, 54650310, 72867080, 109300620, 218601240]

約数ペア:

[(1, 218601240), (2, 109300620), (3, 72867080), (4, 54650310), (5, 43720248), (6, 36433540), (8, 27325155), (10, 21860124), (11, 19872840), (12, 18216770), (13, 16815480), (15, 14573416), (20, 10930062), (22, 9936420), (24, 9108385), (26, 8407740), (30, 7286708), (33, 6624280), (39, 5605160), (40, 5465031), (44, 4968210), (52, 4203870), (55, 3974568), (60, 3643354), (65, 3363096), (66, 3312140), (78, 2802580), (88, 2484105), (104, 2101935), (110, 1987284), (120, 1821677), (130, 1681548), (132, 1656070), (143, 1528680), (156, 1401290), (165, 1324856), (195, 1121032), (220, 993642), (260, 840774), (264, 828035), (286, 764340), (312, 700645), (330, 662428), (390, 560516), (429, 509560), (440, 496821), (520, 420387), (572, 382170), (660, 331214), (715, 305736), (780, 280258), (858, 254780), (1144, 191085), (1320, 165607), (1430, 152868), (1560, 140129), (1716, 127390), (2145, 101912), (2860, 76434), (3432, 63695), (4290, 50956), (5720, 38217), (8580, 25478), (12739, 17160)]