780655880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:603

約数の個数: 96

約数和(自身を含む): 1863388800

約数和(自身を除く): 1082732920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 460, 467, 529, 632, 790, 920, 934, 1058, 1580, 1817, 1868, 2116, 2335, 2645, 3160, 3634, 3736, 4232, 4670, 5290, 7268, 9085, 9340, 10580, 10741, 14536, 18170, 18680, 21160, 21482, 36340, 36893, 41791, 42964, 53705, 72680, 73786, 83582, 85928, 107410, 147572, 167164, 184465, 208955, 214820, 247043, 295144, 334328, 368930, 417910, 429640, 494086, 737860, 835820, 848539, 988172, 1235215, 1475720, 1671640, 1697078, 1976344, 2470430, 3394156, 4242695, 4940860, 6788312, 8485390, 9881720, 16970780, 19516397, 33941560, 39032794, 78065588, 97581985, 156131176, 195163970, 390327940, 780655880]

約数ペア:

[(1, 780655880), (2, 390327940), (4, 195163970), (5, 156131176), (8, 97581985), (10, 78065588), (20, 39032794), (23, 33941560), (40, 19516397), (46, 16970780), (79, 9881720), (92, 8485390), (115, 6788312), (158, 4940860), (184, 4242695), (230, 3394156), (316, 2470430), (395, 1976344), (460, 1697078), (467, 1671640), (529, 1475720), (632, 1235215), (790, 988172), (920, 848539), (934, 835820), (1058, 737860), (1580, 494086), (1817, 429640), (1868, 417910), (2116, 368930), (2335, 334328), (2645, 295144), (3160, 247043), (3634, 214820), (3736, 208955), (4232, 184465), (4670, 167164), (5290, 147572), (7268, 107410), (9085, 85928), (9340, 83582), (10580, 73786), (10741, 72680), (14536, 53705), (18170, 42964), (18680, 41791), (21160, 36893), (21482, 36340)]