1218360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:109

約数の個数: 128

約数和(自身を含む): 4354560

約数和(自身を除く): 3136200

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, 71, 78, 88, 104, 110, 120, 130, 132, 142, 143, 156, 165, 195, 213, 220, 260, 264, 284, 286, 312, 330, 355, 390, 426, 429, 440, 520, 568, 572, 660, 710, 715, 780, 781, 852, 858, 923, 1065, 1144, 1320, 1420, 1430, 1560, 1562, 1704, 1716, 1846, 2130, 2145, 2343, 2769, 2840, 2860, 3124, 3432, 3692, 3905, 4260, 4290, 4615, 4686, 5538, 5720, 6248, 7384, 7810, 8520, 8580, 9230, 9372, 10153, 11076, 11715, 13845, 15620, 17160, 18460, 18744, 20306, 22152, 23430, 27690, 30459, 31240, 36920, 40612, 46860, 50765, 55380, 60918, 81224, 93720, 101530, 110760, 121836, 152295, 203060, 243672, 304590, 406120, 609180, 1218360]

約数ペア:

[(1, 1218360), (2, 609180), (3, 406120), (4, 304590), (5, 243672), (6, 203060), (8, 152295), (10, 121836), (11, 110760), (12, 101530), (13, 93720), (15, 81224), (20, 60918), (22, 55380), (24, 50765), (26, 46860), (30, 40612), (33, 36920), (39, 31240), (40, 30459), (44, 27690), (52, 23430), (55, 22152), (60, 20306), (65, 18744), (66, 18460), (71, 17160), (78, 15620), (88, 13845), (104, 11715), (110, 11076), (120, 10153), (130, 9372), (132, 9230), (142, 8580), (143, 8520), (156, 7810), (165, 7384), (195, 6248), (213, 5720), (220, 5538), (260, 4686), (264, 4615), (284, 4290), (286, 4260), (312, 3905), (330, 3692), (355, 3432), (390, 3124), (426, 2860), (429, 2840), (440, 2769), (520, 2343), (568, 2145), (572, 2130), (660, 1846), (710, 1716), (715, 1704), (780, 1562), (781, 1560), (852, 1430), (858, 1420), (923, 1320), (1065, 1144)]