15451020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 192

約数和(自身を含む): 54190080

約数和(自身を除く): 38739060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 71, 78, 90, 93, 108, 117, 124, 130, 135, 142, 155, 156, 180, 186, 195, 213, 234, 260, 270, 279, 284, 310, 351, 355, 372, 390, 403, 426, 465, 468, 540, 558, 585, 620, 639, 702, 710, 780, 806, 837, 852, 923, 930, 1065, 1116, 1170, 1209, 1278, 1395, 1404, 1420, 1612, 1674, 1755, 1846, 1860, 1917, 2015, 2130, 2201, 2340, 2418, 2556, 2769, 2790, 3195, 3348, 3510, 3627, 3692, 3834, 4030, 4185, 4260, 4402, 4615, 4836, 5538, 5580, 6045, 6390, 6603, 7020, 7254, 7668, 8060, 8307, 8370, 8804, 9230, 9585, 10881, 11005, 11076, 12090, 12780, 13206, 13845, 14508, 16614, 16740, 18135, 18460, 19170, 19809, 21762, 22010, 24180, 24921, 26412, 27690, 28613, 33015, 33228, 36270, 38340, 39618, 41535, 43524, 44020, 49842, 54405, 55380, 57226, 59427, 66030, 72540, 79236, 83070, 85839, 99045, 99684, 108810, 114452, 118854, 124605, 132060, 143065, 166140, 171678, 198090, 217620, 237708, 249210, 257517, 286130, 297135, 343356, 396180, 429195, 498420, 515034, 572260, 594270, 772551, 858390, 1030068, 1188540, 1287585, 1545102, 1716780, 2575170, 3090204, 3862755, 5150340, 7725510, 15451020]

約数ペア:

[(1, 15451020), (2, 7725510), (3, 5150340), (4, 3862755), (5, 3090204), (6, 2575170), (9, 1716780), (10, 1545102), (12, 1287585), (13, 1188540), (15, 1030068), (18, 858390), (20, 772551), (26, 594270), (27, 572260), (30, 515034), (31, 498420), (36, 429195), (39, 396180), (45, 343356), (52, 297135), (54, 286130), (60, 257517), (62, 249210), (65, 237708), (71, 217620), (78, 198090), (90, 171678), (93, 166140), (108, 143065), (117, 132060), (124, 124605), (130, 118854), (135, 114452), (142, 108810), (155, 99684), (156, 99045), (180, 85839), (186, 83070), (195, 79236), (213, 72540), (234, 66030), (260, 59427), (270, 57226), (279, 55380), (284, 54405), (310, 49842), (351, 44020), (355, 43524), (372, 41535), (390, 39618), (403, 38340), (426, 36270), (465, 33228), (468, 33015), (540, 28613), (558, 27690), (585, 26412), (620, 24921), (639, 24180), (702, 22010), (710, 21762), (780, 19809), (806, 19170), (837, 18460), (852, 18135), (923, 16740), (930, 16614), (1065, 14508), (1116, 13845), (1170, 13206), (1209, 12780), (1278, 12090), (1395, 11076), (1404, 11005), (1420, 10881), (1612, 9585), (1674, 9230), (1755, 8804), (1846, 8370), (1860, 8307), (1917, 8060), (2015, 7668), (2130, 7254), (2201, 7020), (2340, 6603), (2418, 6390), (2556, 6045), (2769, 5580), (2790, 5538), (3195, 4836), (3348, 4615), (3510, 4402), (3627, 4260), (3692, 4185), (3834, 4030)]