72154080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:673

約数の個数: 144

約数和(自身を含む): 249434640

約数和(自身を除く): 177280560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 89, 90, 96, 120, 144, 160, 178, 180, 240, 267, 288, 356, 360, 445, 480, 534, 563, 712, 720, 801, 890, 1068, 1126, 1335, 1424, 1440, 1602, 1689, 1780, 2136, 2252, 2670, 2815, 2848, 3204, 3378, 3560, 4005, 4272, 4504, 5067, 5340, 5630, 6408, 6756, 7120, 8010, 8445, 8544, 9008, 10134, 10680, 11260, 12816, 13512, 14240, 16020, 16890, 18016, 20268, 21360, 22520, 25335, 25632, 27024, 32040, 33780, 40536, 42720, 45040, 50107, 50670, 54048, 64080, 67560, 81072, 90080, 100214, 101340, 128160, 135120, 150321, 162144, 200428, 202680, 250535, 270240, 300642, 400856, 405360, 450963, 501070, 601284, 751605, 801712, 810720, 901926, 1002140, 1202568, 1503210, 1603424, 1803852, 2004280, 2254815, 2405136, 3006420, 3607704, 4008560, 4509630, 4810272, 6012840, 7215408, 8017120, 9019260, 12025680, 14430816, 18038520, 24051360, 36077040, 72154080]

約数ペア:

[(1, 72154080), (2, 36077040), (3, 24051360), (4, 18038520), (5, 14430816), (6, 12025680), (8, 9019260), (9, 8017120), (10, 7215408), (12, 6012840), (15, 4810272), (16, 4509630), (18, 4008560), (20, 3607704), (24, 3006420), (30, 2405136), (32, 2254815), (36, 2004280), (40, 1803852), (45, 1603424), (48, 1503210), (60, 1202568), (72, 1002140), (80, 901926), (89, 810720), (90, 801712), (96, 751605), (120, 601284), (144, 501070), (160, 450963), (178, 405360), (180, 400856), (240, 300642), (267, 270240), (288, 250535), (356, 202680), (360, 200428), (445, 162144), (480, 150321), (534, 135120), (563, 128160), (712, 101340), (720, 100214), (801, 90080), (890, 81072), (1068, 67560), (1126, 64080), (1335, 54048), (1424, 50670), (1440, 50107), (1602, 45040), (1689, 42720), (1780, 40536), (2136, 33780), (2252, 32040), (2670, 27024), (2815, 25632), (2848, 25335), (3204, 22520), (3378, 21360), (3560, 20268), (4005, 18016), (4272, 16890), (4504, 16020), (5067, 14240), (5340, 13512), (5630, 12816), (6408, 11260), (6756, 10680), (7120, 10134), (8010, 9008), (8445, 8544)]