18158040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 256

約数和(自身を含む): 68428800

約数和(自身を除く): 50270760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 23, 24, 27, 30, 34, 36, 40, 43, 45, 46, 51, 54, 60, 68, 69, 72, 85, 86, 90, 92, 102, 108, 115, 120, 129, 135, 136, 138, 153, 170, 172, 180, 184, 204, 207, 215, 216, 230, 255, 258, 270, 276, 306, 340, 344, 345, 360, 387, 391, 408, 414, 430, 459, 460, 510, 516, 540, 552, 612, 621, 645, 680, 690, 731, 765, 774, 782, 828, 860, 918, 920, 989, 1020, 1032, 1035, 1080, 1161, 1173, 1224, 1242, 1290, 1380, 1462, 1530, 1548, 1564, 1656, 1720, 1836, 1935, 1955, 1978, 2040, 2070, 2193, 2295, 2322, 2346, 2484, 2580, 2760, 2924, 2967, 3060, 3096, 3105, 3128, 3519, 3655, 3672, 3870, 3910, 3956, 4140, 4386, 4590, 4644, 4692, 4945, 4968, 5160, 5805, 5848, 5865, 5934, 6120, 6210, 6579, 7038, 7310, 7740, 7820, 7912, 8280, 8772, 8901, 9180, 9288, 9384, 9890, 10557, 10965, 11610, 11730, 11868, 12420, 13158, 14076, 14620, 14835, 15480, 15640, 16813, 17544, 17595, 17802, 18360, 19737, 19780, 21114, 21930, 23220, 23460, 23736, 24840, 26316, 26703, 28152, 29240, 29670, 32895, 33626, 35190, 35604, 39474, 39560, 42228, 43860, 44505, 46440, 46920, 50439, 52632, 52785, 53406, 59340, 65790, 67252, 70380, 71208, 78948, 84065, 84456, 87720, 89010, 98685, 100878, 105570, 106812, 118680, 131580, 133515, 134504, 140760, 151317, 157896, 168130, 178020, 197370, 201756, 211140, 213624, 252195, 263160, 267030, 302634, 336260, 356040, 394740, 403512, 422280, 453951, 504390, 534060, 605268, 672520, 756585, 789480, 907902, 1008780, 1068120, 1210536, 1513170, 1815804, 2017560, 2269755, 3026340, 3631608, 4539510, 6052680, 9079020, 18158040]

約数ペア:

[(1, 18158040), (2, 9079020), (3, 6052680), (4, 4539510), (5, 3631608), (6, 3026340), (8, 2269755), (9, 2017560), (10, 1815804), (12, 1513170), (15, 1210536), (17, 1068120), (18, 1008780), (20, 907902), (23, 789480), (24, 756585), (27, 672520), (30, 605268), (34, 534060), (36, 504390), (40, 453951), (43, 422280), (45, 403512), (46, 394740), (51, 356040), (54, 336260), (60, 302634), (68, 267030), (69, 263160), (72, 252195), (85, 213624), (86, 211140), (90, 201756), (92, 197370), (102, 178020), (108, 168130), (115, 157896), (120, 151317), (129, 140760), (135, 134504), (136, 133515), (138, 131580), (153, 118680), (170, 106812), (172, 105570), (180, 100878), (184, 98685), (204, 89010), (207, 87720), (215, 84456), (216, 84065), (230, 78948), (255, 71208), (258, 70380), (270, 67252), (276, 65790), (306, 59340), (340, 53406), (344, 52785), (345, 52632), (360, 50439), (387, 46920), (391, 46440), (408, 44505), (414, 43860), (430, 42228), (459, 39560), (460, 39474), (510, 35604), (516, 35190), (540, 33626), (552, 32895), (612, 29670), (621, 29240), (645, 28152), (680, 26703), (690, 26316), (731, 24840), (765, 23736), (774, 23460), (782, 23220), (828, 21930), (860, 21114), (918, 19780), (920, 19737), (989, 18360), (1020, 17802), (1032, 17595), (1035, 17544), (1080, 16813), (1161, 15640), (1173, 15480), (1224, 14835), (1242, 14620), (1290, 14076), (1380, 13158), (1462, 12420), (1530, 11868), (1548, 11730), (1564, 11610), (1656, 10965), (1720, 10557), (1836, 9890), (1935, 9384), (1955, 9288), (1978, 9180), (2040, 8901), (2070, 8772), (2193, 8280), (2295, 7912), (2322, 7820), (2346, 7740), (2484, 7310), (2580, 7038), (2760, 6579), (2924, 6210), (2967, 6120), (3060, 5934), (3096, 5865), (3105, 5848), (3128, 5805), (3519, 5160), (3655, 4968), (3672, 4945), (3870, 4692), (3910, 4644), (3956, 4590), (4140, 4386)]