207475020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1439}}^1$

素因数の和:1549

約数の個数: 120

約数和(自身を含む): 658627200

約数和(自身を除く): 451152180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 324, 356, 405, 445, 534, 540, 801, 810, 890, 1068, 1335, 1439, 1602, 1620, 1780, 2403, 2670, 2878, 3204, 4005, 4317, 4806, 5340, 5756, 7195, 7209, 8010, 8634, 9612, 12015, 12951, 14390, 14418, 16020, 17268, 21585, 24030, 25902, 28780, 28836, 36045, 38853, 43170, 48060, 51804, 64755, 72090, 77706, 86340, 116559, 128071, 129510, 144180, 155412, 194265, 233118, 256142, 259020, 384213, 388530, 466236, 512284, 582795, 640355, 768426, 777060, 1152639, 1165590, 1280710, 1536852, 1921065, 2305278, 2331180, 2561420, 3457917, 3842130, 4610556, 5763195, 6915834, 7684260, 10373751, 11526390, 13831668, 17289585, 20747502, 23052780, 34579170, 41495004, 51868755, 69158340, 103737510, 207475020]

約数ペア:

[(1, 207475020), (2, 103737510), (3, 69158340), (4, 51868755), (5, 41495004), (6, 34579170), (9, 23052780), (10, 20747502), (12, 17289585), (15, 13831668), (18, 11526390), (20, 10373751), (27, 7684260), (30, 6915834), (36, 5763195), (45, 4610556), (54, 3842130), (60, 3457917), (81, 2561420), (89, 2331180), (90, 2305278), (108, 1921065), (135, 1536852), (162, 1280710), (178, 1165590), (180, 1152639), (267, 777060), (270, 768426), (324, 640355), (356, 582795), (405, 512284), (445, 466236), (534, 388530), (540, 384213), (801, 259020), (810, 256142), (890, 233118), (1068, 194265), (1335, 155412), (1439, 144180), (1602, 129510), (1620, 128071), (1780, 116559), (2403, 86340), (2670, 77706), (2878, 72090), (3204, 64755), (4005, 51804), (4317, 48060), (4806, 43170), (5340, 38853), (5756, 36045), (7195, 28836), (7209, 28780), (8010, 25902), (8634, 24030), (9612, 21585), (12015, 17268), (12951, 16020), (14390, 14418)]