31970160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:101

約数の個数: 240

約数和(自身を含む): 119054880

約数和(自身を除く): 87084720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 41, 45, 48, 54, 57, 60, 72, 76, 80, 82, 90, 95, 108, 114, 120, 123, 135, 144, 152, 164, 171, 180, 190, 205, 216, 228, 240, 246, 270, 285, 304, 328, 342, 360, 361, 369, 380, 410, 432, 456, 492, 513, 540, 570, 615, 656, 684, 720, 722, 738, 760, 779, 820, 855, 912, 984, 1026, 1080, 1083, 1107, 1140, 1230, 1368, 1444, 1476, 1520, 1558, 1640, 1710, 1805, 1845, 1968, 2052, 2160, 2166, 2214, 2280, 2337, 2460, 2565, 2736, 2888, 2952, 3116, 3249, 3280, 3420, 3610, 3690, 3895, 4104, 4332, 4428, 4560, 4674, 4920, 5130, 5415, 5535, 5776, 5904, 6232, 6498, 6840, 7011, 7220, 7380, 7790, 8208, 8664, 8856, 9348, 9747, 9840, 10260, 10830, 11070, 11685, 12464, 12996, 13680, 14022, 14440, 14760, 14801, 15580, 16245, 17328, 17712, 18696, 19494, 20520, 21033, 21660, 22140, 23370, 25992, 28044, 28880, 29520, 29602, 31160, 32490, 35055, 37392, 38988, 41040, 42066, 43320, 44280, 44403, 46740, 48735, 51984, 56088, 59204, 62320, 64980, 70110, 74005, 77976, 84132, 86640, 88560, 88806, 93480, 97470, 105165, 112176, 118408, 129960, 133209, 140220, 148010, 155952, 168264, 177612, 186960, 194940, 210330, 222015, 236816, 259920, 266418, 280440, 296020, 336528, 355224, 389880, 399627, 420660, 444030, 532836, 560880, 592040, 666045, 710448, 779760, 799254, 841320, 888060, 1065672, 1184080, 1332090, 1598508, 1682640, 1776120, 1998135, 2131344, 2664180, 3197016, 3552240, 3996270, 5328360, 6394032, 7992540, 10656720, 15985080, 31970160]

約数ペア:

[(1, 31970160), (2, 15985080), (3, 10656720), (4, 7992540), (5, 6394032), (6, 5328360), (8, 3996270), (9, 3552240), (10, 3197016), (12, 2664180), (15, 2131344), (16, 1998135), (18, 1776120), (19, 1682640), (20, 1598508), (24, 1332090), (27, 1184080), (30, 1065672), (36, 888060), (38, 841320), (40, 799254), (41, 779760), (45, 710448), (48, 666045), (54, 592040), (57, 560880), (60, 532836), (72, 444030), (76, 420660), (80, 399627), (82, 389880), (90, 355224), (95, 336528), (108, 296020), (114, 280440), (120, 266418), (123, 259920), (135, 236816), (144, 222015), (152, 210330), (164, 194940), (171, 186960), (180, 177612), (190, 168264), (205, 155952), (216, 148010), (228, 140220), (240, 133209), (246, 129960), (270, 118408), (285, 112176), (304, 105165), (328, 97470), (342, 93480), (360, 88806), (361, 88560), (369, 86640), (380, 84132), (410, 77976), (432, 74005), (456, 70110), (492, 64980), (513, 62320), (540, 59204), (570, 56088), (615, 51984), (656, 48735), (684, 46740), (720, 44403), (722, 44280), (738, 43320), (760, 42066), (779, 41040), (820, 38988), (855, 37392), (912, 35055), (984, 32490), (1026, 31160), (1080, 29602), (1083, 29520), (1107, 28880), (1140, 28044), (1230, 25992), (1368, 23370), (1444, 22140), (1476, 21660), (1520, 21033), (1558, 20520), (1640, 19494), (1710, 18696), (1805, 17712), (1845, 17328), (1968, 16245), (2052, 15580), (2160, 14801), (2166, 14760), (2214, 14440), (2280, 14022), (2337, 13680), (2460, 12996), (2565, 12464), (2736, 11685), (2888, 11070), (2952, 10830), (3116, 10260), (3249, 9840), (3280, 9747), (3420, 9348), (3610, 8856), (3690, 8664), (3895, 8208), (4104, 7790), (4332, 7380), (4428, 7220), (4560, 7011), (4674, 6840), (4920, 6498), (5130, 6232), (5415, 5904), (5535, 5776)]