1664807880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{1439}}^1$

素因数の和:1795

約数の個数: 128

約数和(自身を含む): 5175705600

約数和(自身を除く): 3510897720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 311, 372, 465, 620, 622, 744, 930, 933, 1240, 1244, 1439, 1555, 1860, 1866, 2488, 2878, 3110, 3720, 3732, 4317, 4665, 5756, 6220, 7195, 7464, 8634, 9330, 9641, 11512, 12440, 14390, 17268, 18660, 19282, 21585, 28780, 28923, 34536, 37320, 38564, 43170, 44609, 48205, 57560, 57846, 77128, 86340, 89218, 96410, 115692, 133827, 144615, 172680, 178436, 192820, 223045, 231384, 267654, 289230, 356872, 385640, 446090, 447529, 535308, 578460, 669135, 892180, 895058, 1070616, 1156920, 1338270, 1342587, 1784360, 1790116, 2237645, 2676540, 2685174, 3580232, 4475290, 5353080, 5370348, 6712935, 8950580, 10740696, 13425870, 13873399, 17901160, 26851740, 27746798, 41620197, 53703480, 55493596, 69366995, 83240394, 110987192, 138733990, 166480788, 208100985, 277467980, 332961576, 416201970, 554935960, 832403940, 1664807880]

約数ペア:

[(1, 1664807880), (2, 832403940), (3, 554935960), (4, 416201970), (5, 332961576), (6, 277467980), (8, 208100985), (10, 166480788), (12, 138733990), (15, 110987192), (20, 83240394), (24, 69366995), (30, 55493596), (31, 53703480), (40, 41620197), (60, 27746798), (62, 26851740), (93, 17901160), (120, 13873399), (124, 13425870), (155, 10740696), (186, 8950580), (248, 6712935), (310, 5370348), (311, 5353080), (372, 4475290), (465, 3580232), (620, 2685174), (622, 2676540), (744, 2237645), (930, 1790116), (933, 1784360), (1240, 1342587), (1244, 1338270), (1439, 1156920), (1555, 1070616), (1860, 895058), (1866, 892180), (2488, 669135), (2878, 578460), (3110, 535308), (3720, 447529), (3732, 446090), (4317, 385640), (4665, 356872), (5756, 289230), (6220, 267654), (7195, 231384), (7464, 223045), (8634, 192820), (9330, 178436), (9641, 172680), (11512, 144615), (12440, 133827), (14390, 115692), (17268, 96410), (18660, 89218), (19282, 86340), (21585, 77128), (28780, 57846), (28923, 57560), (34536, 48205), (37320, 44609), (38564, 43170)]