154931880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 496108800

約数和(自身を除く): 341176920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 173, 204, 255, 340, 346, 408, 439, 510, 519, 680, 692, 865, 878, 1020, 1038, 1317, 1384, 1730, 1756, 2040, 2076, 2195, 2595, 2634, 2941, 3460, 3512, 4152, 4390, 5190, 5268, 5882, 6585, 6920, 7463, 8780, 8823, 10380, 10536, 11764, 13170, 14705, 14926, 17560, 17646, 20760, 22389, 23528, 26340, 29410, 29852, 35292, 37315, 44115, 44778, 52680, 58820, 59704, 70584, 74630, 75947, 88230, 89556, 111945, 117640, 149260, 151894, 176460, 179112, 223890, 227841, 298520, 303788, 352920, 379735, 447780, 455682, 607576, 759470, 895560, 911364, 1139205, 1291099, 1518940, 1822728, 2278410, 2582198, 3037880, 3873297, 4556820, 5164396, 6455495, 7746594, 9113640, 10328792, 12910990, 15493188, 19366485, 25821980, 30986376, 38732970, 51643960, 77465940, 154931880]

約数ペア:

[(1, 154931880), (2, 77465940), (3, 51643960), (4, 38732970), (5, 30986376), (6, 25821980), (8, 19366485), (10, 15493188), (12, 12910990), (15, 10328792), (17, 9113640), (20, 7746594), (24, 6455495), (30, 5164396), (34, 4556820), (40, 3873297), (51, 3037880), (60, 2582198), (68, 2278410), (85, 1822728), (102, 1518940), (120, 1291099), (136, 1139205), (170, 911364), (173, 895560), (204, 759470), (255, 607576), (340, 455682), (346, 447780), (408, 379735), (439, 352920), (510, 303788), (519, 298520), (680, 227841), (692, 223890), (865, 179112), (878, 176460), (1020, 151894), (1038, 149260), (1317, 117640), (1384, 111945), (1730, 89556), (1756, 88230), (2040, 75947), (2076, 74630), (2195, 70584), (2595, 59704), (2634, 58820), (2941, 52680), (3460, 44778), (3512, 44115), (4152, 37315), (4390, 35292), (5190, 29852), (5268, 29410), (5882, 26340), (6585, 23528), (6920, 22389), (7463, 20760), (8780, 17646), (8823, 17560), (10380, 14926), (10536, 14705), (11764, 13170)]