1660097920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3271}}^1$

素因数の和:3364

約数の個数: 128

約数和(自身を含む): 4345346880

約数和(自身を除く): 2685248960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 128, 130, 160, 208, 244, 260, 305, 320, 416, 488, 520, 610, 640, 793, 832, 976, 1040, 1220, 1586, 1664, 1952, 2080, 2440, 3172, 3271, 3904, 3965, 4160, 4880, 6344, 6542, 7808, 7930, 8320, 9760, 12688, 13084, 15860, 16355, 19520, 25376, 26168, 31720, 32710, 39040, 42523, 50752, 52336, 63440, 65420, 85046, 101504, 104672, 126880, 130840, 170092, 199531, 209344, 212615, 253760, 261680, 340184, 399062, 418688, 425230, 507520, 523360, 680368, 798124, 850460, 997655, 1046720, 1360736, 1596248, 1700920, 1995310, 2093440, 2593903, 2721472, 3192496, 3401840, 3990620, 5187806, 5442944, 6384992, 6803680, 7981240, 10375612, 12769984, 12969515, 13607360, 15962480, 20751224, 25539968, 25939030, 27214720, 31924960, 41502448, 51878060, 63849920, 83004896, 103756120, 127699840, 166009792, 207512240, 332019584, 415024480, 830048960, 1660097920]

約数ペア:

[(1, 1660097920), (2, 830048960), (4, 415024480), (5, 332019584), (8, 207512240), (10, 166009792), (13, 127699840), (16, 103756120), (20, 83004896), (26, 63849920), (32, 51878060), (40, 41502448), (52, 31924960), (61, 27214720), (64, 25939030), (65, 25539968), (80, 20751224), (104, 15962480), (122, 13607360), (128, 12969515), (130, 12769984), (160, 10375612), (208, 7981240), (244, 6803680), (260, 6384992), (305, 5442944), (320, 5187806), (416, 3990620), (488, 3401840), (520, 3192496), (610, 2721472), (640, 2593903), (793, 2093440), (832, 1995310), (976, 1700920), (1040, 1596248), (1220, 1360736), (1586, 1046720), (1664, 997655), (1952, 850460), (2080, 798124), (2440, 680368), (3172, 523360), (3271, 507520), (3904, 425230), (3965, 418688), (4160, 399062), (4880, 340184), (6344, 261680), (6542, 253760), (7808, 212615), (7930, 209344), (8320, 199531), (9760, 170092), (12688, 130840), (13084, 126880), (15860, 104672), (16355, 101504), (19520, 85046), (25376, 65420), (26168, 63440), (31720, 52336), (32710, 50752), (39040, 42523)]