312043520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1041

約数の個数: 96

約数和(自身を含む): 773660160

約数和(自身を除く): 461616640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 983, 992, 1024, 1240, 1280, 1966, 1984, 2048, 2480, 2560, 3932, 3968, 4915, 4960, 5120, 7864, 7936, 9830, 9920, 10240, 15728, 15872, 19660, 19840, 30473, 31456, 31744, 39320, 39680, 60946, 62912, 63488, 78640, 79360, 121892, 125824, 152365, 157280, 158720, 243784, 251648, 304730, 314560, 317440, 487568, 503296, 609460, 629120, 975136, 1006592, 1218920, 1258240, 1950272, 2013184, 2437840, 2516480, 3900544, 4875680, 5032960, 7801088, 9751360, 10065920, 15602176, 19502720, 31204352, 39005440, 62408704, 78010880, 156021760, 312043520]

約数ペア:

[(1, 312043520), (2, 156021760), (4, 78010880), (5, 62408704), (8, 39005440), (10, 31204352), (16, 19502720), (20, 15602176), (31, 10065920), (32, 9751360), (40, 7801088), (62, 5032960), (64, 4875680), (80, 3900544), (124, 2516480), (128, 2437840), (155, 2013184), (160, 1950272), (248, 1258240), (256, 1218920), (310, 1006592), (320, 975136), (496, 629120), (512, 609460), (620, 503296), (640, 487568), (983, 317440), (992, 314560), (1024, 304730), (1240, 251648), (1280, 243784), (1966, 158720), (1984, 157280), (2048, 152365), (2480, 125824), (2560, 121892), (3932, 79360), (3968, 78640), (4915, 63488), (4960, 62912), (5120, 60946), (7864, 39680), (7936, 39320), (9830, 31744), (9920, 31456), (10240, 30473), (15728, 19840), (15872, 19660)]