821975520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:449

約数の個数: 192

約数和(自身を含む): 2664990720

約数和(自身を除く): 1843015200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 89, 96, 120, 142, 160, 178, 213, 240, 267, 271, 284, 355, 356, 426, 445, 480, 534, 542, 568, 710, 712, 813, 852, 890, 1065, 1068, 1084, 1136, 1335, 1355, 1420, 1424, 1626, 1704, 1780, 2130, 2136, 2168, 2272, 2670, 2710, 2840, 2848, 3252, 3408, 3560, 4065, 4260, 4272, 4336, 5340, 5420, 5680, 6319, 6504, 6816, 7120, 8130, 8520, 8544, 8672, 10680, 10840, 11360, 12638, 13008, 14240, 16260, 17040, 18957, 19241, 21360, 21680, 24119, 25276, 26016, 31595, 32520, 34080, 37914, 38482, 42720, 43360, 48238, 50552, 57723, 63190, 65040, 72357, 75828, 76964, 94785, 96205, 96476, 101104, 115446, 120595, 126380, 130080, 144714, 151656, 153928, 189570, 192410, 192952, 202208, 230892, 241190, 252760, 288615, 289428, 303312, 307856, 361785, 379140, 384820, 385904, 461784, 482380, 505520, 577230, 578856, 606624, 615712, 723570, 758280, 769640, 771808, 923568, 964760, 1011040, 1154460, 1157712, 1447140, 1516560, 1539280, 1712449, 1847136, 1929520, 2308920, 2315424, 2894280, 3033120, 3078560, 3424898, 3859040, 4617840, 5137347, 5788560, 6849796, 8562245, 9235680, 10274694, 11577120, 13699592, 17124490, 20549388, 25686735, 27399184, 34248980, 41098776, 51373470, 54798368, 68497960, 82197552, 102746940, 136995920, 164395104, 205493880, 273991840, 410987760, 821975520]

約数ペア:

[(1, 821975520), (2, 410987760), (3, 273991840), (4, 205493880), (5, 164395104), (6, 136995920), (8, 102746940), (10, 82197552), (12, 68497960), (15, 54798368), (16, 51373470), (20, 41098776), (24, 34248980), (30, 27399184), (32, 25686735), (40, 20549388), (48, 17124490), (60, 13699592), (71, 11577120), (80, 10274694), (89, 9235680), (96, 8562245), (120, 6849796), (142, 5788560), (160, 5137347), (178, 4617840), (213, 3859040), (240, 3424898), (267, 3078560), (271, 3033120), (284, 2894280), (355, 2315424), (356, 2308920), (426, 1929520), (445, 1847136), (480, 1712449), (534, 1539280), (542, 1516560), (568, 1447140), (710, 1157712), (712, 1154460), (813, 1011040), (852, 964760), (890, 923568), (1065, 771808), (1068, 769640), (1084, 758280), (1136, 723570), (1335, 615712), (1355, 606624), (1420, 578856), (1424, 577230), (1626, 505520), (1704, 482380), (1780, 461784), (2130, 385904), (2136, 384820), (2168, 379140), (2272, 361785), (2670, 307856), (2710, 303312), (2840, 289428), (2848, 288615), (3252, 252760), (3408, 241190), (3560, 230892), (4065, 202208), (4260, 192952), (4272, 192410), (4336, 189570), (5340, 153928), (5420, 151656), (5680, 144714), (6319, 130080), (6504, 126380), (6816, 120595), (7120, 115446), (8130, 101104), (8520, 96476), (8544, 96205), (8672, 94785), (10680, 76964), (10840, 75828), (11360, 72357), (12638, 65040), (13008, 63190), (14240, 57723), (16260, 50552), (17040, 48238), (18957, 43360), (19241, 42720), (21360, 38482), (21680, 37914), (24119, 34080), (25276, 32520), (26016, 31595)]