155392640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1$

素因数の和:1034

約数の個数: 128

約数和(自身を含む): 421545600

約数和(自身を除く): 266152960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 983, 988, 1040, 1216, 1235, 1520, 1664, 1966, 1976, 2080, 2432, 2470, 3040, 3932, 3952, 4160, 4915, 4940, 6080, 7864, 7904, 8320, 9830, 9880, 12160, 12779, 15728, 15808, 18677, 19660, 19760, 25558, 31456, 31616, 37354, 39320, 39520, 51116, 62912, 63895, 74708, 78640, 79040, 93385, 102232, 125824, 127790, 149416, 157280, 158080, 186770, 204464, 242801, 255580, 298832, 314560, 373540, 408928, 485602, 511160, 597664, 629120, 747080, 817856, 971204, 1022320, 1195328, 1214005, 1494160, 1635712, 1942408, 2044640, 2390656, 2428010, 2988320, 3884816, 4089280, 4856020, 5976640, 7769632, 8178560, 9712040, 11953280, 15539264, 19424080, 31078528, 38848160, 77696320, 155392640]

約数ペア:

[(1, 155392640), (2, 77696320), (4, 38848160), (5, 31078528), (8, 19424080), (10, 15539264), (13, 11953280), (16, 9712040), (19, 8178560), (20, 7769632), (26, 5976640), (32, 4856020), (38, 4089280), (40, 3884816), (52, 2988320), (64, 2428010), (65, 2390656), (76, 2044640), (80, 1942408), (95, 1635712), (104, 1494160), (128, 1214005), (130, 1195328), (152, 1022320), (160, 971204), (190, 817856), (208, 747080), (247, 629120), (260, 597664), (304, 511160), (320, 485602), (380, 408928), (416, 373540), (494, 314560), (520, 298832), (608, 255580), (640, 242801), (760, 204464), (832, 186770), (983, 158080), (988, 157280), (1040, 149416), (1216, 127790), (1235, 125824), (1520, 102232), (1664, 93385), (1966, 79040), (1976, 78640), (2080, 74708), (2432, 63895), (2470, 62912), (3040, 51116), (3932, 39520), (3952, 39320), (4160, 37354), (4915, 31616), (4940, 31456), (6080, 25558), (7864, 19760), (7904, 19660), (8320, 18677), (9830, 15808), (9880, 15728), (12160, 12779)]