31344720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:441

約数の個数: 160

約数和(自身を含む): 109707264

約数和(自身を除く): 78362544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 383, 440, 465, 496, 528, 620, 660, 682, 744, 766, 880, 930, 1023, 1149, 1240, 1320, 1364, 1488, 1532, 1705, 1860, 1915, 2046, 2298, 2480, 2640, 2728, 3064, 3410, 3720, 3830, 4092, 4213, 4596, 5115, 5456, 5745, 6128, 6820, 7440, 7660, 8184, 8426, 9192, 10230, 11490, 11873, 12639, 13640, 15320, 16368, 16852, 18384, 20460, 21065, 22980, 23746, 25278, 27280, 30640, 33704, 35619, 40920, 42130, 45960, 47492, 50556, 59365, 63195, 67408, 71238, 81840, 84260, 91920, 94984, 101112, 118730, 126390, 130603, 142476, 168520, 178095, 189968, 202224, 237460, 252780, 261206, 284952, 337040, 356190, 391809, 474920, 505560, 522412, 569904, 653015, 712380, 783618, 949840, 1011120, 1044824, 1306030, 1424760, 1567236, 1959045, 2089648, 2612060, 2849520, 3134472, 3918090, 5224120, 6268944, 7836180, 10448240, 15672360, 31344720]

約数ペア:

[(1, 31344720), (2, 15672360), (3, 10448240), (4, 7836180), (5, 6268944), (6, 5224120), (8, 3918090), (10, 3134472), (11, 2849520), (12, 2612060), (15, 2089648), (16, 1959045), (20, 1567236), (22, 1424760), (24, 1306030), (30, 1044824), (31, 1011120), (33, 949840), (40, 783618), (44, 712380), (48, 653015), (55, 569904), (60, 522412), (62, 505560), (66, 474920), (80, 391809), (88, 356190), (93, 337040), (110, 284952), (120, 261206), (124, 252780), (132, 237460), (155, 202224), (165, 189968), (176, 178095), (186, 168520), (220, 142476), (240, 130603), (248, 126390), (264, 118730), (310, 101112), (330, 94984), (341, 91920), (372, 84260), (383, 81840), (440, 71238), (465, 67408), (496, 63195), (528, 59365), (620, 50556), (660, 47492), (682, 45960), (744, 42130), (766, 40920), (880, 35619), (930, 33704), (1023, 30640), (1149, 27280), (1240, 25278), (1320, 23746), (1364, 22980), (1488, 21065), (1532, 20460), (1705, 18384), (1860, 16852), (1915, 16368), (2046, 15320), (2298, 13640), (2480, 12639), (2640, 11873), (2728, 11490), (3064, 10230), (3410, 9192), (3720, 8426), (3830, 8184), (4092, 7660), (4213, 7440), (4596, 6820), (5115, 6128), (5456, 5745)]