156021760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1039

約数の個数: 88

約数和(自身を含む): 386735616

約数和(自身を除く): 230713856

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, 2480, 2560, 3932, 3968, 4915, 4960, 5120, 7864, 7936, 9830, 9920, 15728, 15872, 19660, 19840, 30473, 31456, 31744, 39320, 39680, 60946, 62912, 78640, 79360, 121892, 125824, 152365, 157280, 158720, 243784, 251648, 304730, 314560, 487568, 503296, 609460, 629120, 975136, 1006592, 1218920, 1258240, 1950272, 2437840, 2516480, 3900544, 4875680, 5032960, 7801088, 9751360, 15602176, 19502720, 31204352, 39005440, 78010880, 156021760]

約数ペア:

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