15624960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 53912544

約数和(自身を除く): 38287584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 313, 320, 384, 390, 416, 480, 520, 624, 626, 640, 768, 780, 832, 939, 960, 1040, 1248, 1252, 1280, 1560, 1565, 1664, 1878, 1920, 2080, 2496, 2504, 3120, 3130, 3328, 3756, 3840, 4069, 4160, 4695, 4992, 5008, 6240, 6260, 7512, 8138, 8320, 9390, 9984, 10016, 12207, 12480, 12520, 15024, 16276, 16640, 18780, 20032, 20345, 24414, 24960, 25040, 30048, 32552, 37560, 40064, 40690, 48828, 49920, 50080, 60096, 61035, 65104, 75120, 80128, 81380, 97656, 100160, 120192, 122070, 130208, 150240, 162760, 195312, 200320, 240384, 244140, 260416, 300480, 325520, 390624, 400640, 488280, 520832, 600960, 651040, 781248, 976560, 1041664, 1201920, 1302080, 1562496, 1953120, 2604160, 3124992, 3906240, 5208320, 7812480, 15624960]

約数ペア:

[(1, 15624960), (2, 7812480), (3, 5208320), (4, 3906240), (5, 3124992), (6, 2604160), (8, 1953120), (10, 1562496), (12, 1302080), (13, 1201920), (15, 1041664), (16, 976560), (20, 781248), (24, 651040), (26, 600960), (30, 520832), (32, 488280), (39, 400640), (40, 390624), (48, 325520), (52, 300480), (60, 260416), (64, 244140), (65, 240384), (78, 200320), (80, 195312), (96, 162760), (104, 150240), (120, 130208), (128, 122070), (130, 120192), (156, 100160), (160, 97656), (192, 81380), (195, 80128), (208, 75120), (240, 65104), (256, 61035), (260, 60096), (312, 50080), (313, 49920), (320, 48828), (384, 40690), (390, 40064), (416, 37560), (480, 32552), (520, 30048), (624, 25040), (626, 24960), (640, 24414), (768, 20345), (780, 20032), (832, 18780), (939, 16640), (960, 16276), (1040, 15024), (1248, 12520), (1252, 12480), (1280, 12207), (1560, 10016), (1565, 9984), (1664, 9390), (1878, 8320), (1920, 8138), (2080, 7512), (2496, 6260), (2504, 6240), (3120, 5008), (3130, 4992), (3328, 4695), (3756, 4160), (3840, 4069)]