171481380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 288

約数和(自身を含む): 612251136

約数和(自身を除く): 440769756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 47, 49, 51, 60, 68, 70, 73, 84, 85, 94, 98, 102, 105, 119, 140, 141, 146, 147, 170, 188, 196, 204, 210, 219, 235, 238, 245, 255, 282, 292, 294, 329, 340, 357, 365, 420, 438, 470, 476, 490, 510, 511, 564, 588, 595, 658, 705, 714, 730, 735, 799, 833, 876, 940, 980, 987, 1020, 1022, 1095, 1190, 1241, 1316, 1410, 1428, 1460, 1470, 1533, 1598, 1645, 1666, 1785, 1974, 2044, 2190, 2303, 2380, 2397, 2482, 2499, 2555, 2820, 2940, 3066, 3196, 3290, 3332, 3431, 3570, 3577, 3723, 3948, 3995, 4165, 4380, 4606, 4794, 4935, 4964, 4998, 5110, 5593, 6132, 6205, 6580, 6862, 6909, 7140, 7154, 7446, 7665, 7990, 8330, 8687, 9212, 9588, 9870, 9996, 10220, 10293, 10731, 11186, 11515, 11985, 12410, 12495, 13724, 13818, 14308, 14892, 15330, 15980, 16660, 16779, 17155, 17374, 17885, 18615, 19740, 20586, 21462, 22372, 23030, 23970, 24017, 24820, 24990, 26061, 27636, 27965, 30660, 33558, 34310, 34545, 34748, 35770, 37230, 39151, 41172, 42924, 43435, 46060, 47940, 48034, 49980, 51465, 52122, 53655, 55930, 58327, 60809, 67116, 68620, 69090, 71540, 72051, 74460, 78302, 83895, 86870, 96068, 102930, 104244, 107310, 111860, 116654, 117453, 120085, 121618, 130305, 138180, 144102, 156604, 167790, 168119, 173740, 174981, 182427, 195755, 205860, 214620, 233308, 234906, 240170, 243236, 260610, 288204, 291635, 304045, 335580, 336238, 349962, 360255, 364854, 391510, 408289, 469812, 480340, 504357, 521220, 583270, 587265, 608090, 672476, 699924, 720510, 729708, 783020, 816578, 840595, 874905, 912135, 1008714, 1166540, 1174530, 1216180, 1224867, 1441020, 1633156, 1681190, 1749810, 1824270, 2017428, 2041445, 2349060, 2449734, 2521785, 2858023, 3362380, 3499620, 3648540, 4082890, 4899468, 5043570, 5716046, 6124335, 8165780, 8574069, 10087140, 11432092, 12248670, 14290115, 17148138, 24497340, 28580230, 34296276, 42870345, 57160460, 85740690, 171481380]

約数ペア:

[(1, 171481380), (2, 85740690), (3, 57160460), (4, 42870345), (5, 34296276), (6, 28580230), (7, 24497340), (10, 17148138), (12, 14290115), (14, 12248670), (15, 11432092), (17, 10087140), (20, 8574069), (21, 8165780), (28, 6124335), (30, 5716046), (34, 5043570), (35, 4899468), (42, 4082890), (47, 3648540), (49, 3499620), (51, 3362380), (60, 2858023), (68, 2521785), (70, 2449734), (73, 2349060), (84, 2041445), (85, 2017428), (94, 1824270), (98, 1749810), (102, 1681190), (105, 1633156), (119, 1441020), (140, 1224867), (141, 1216180), (146, 1174530), (147, 1166540), (170, 1008714), (188, 912135), (196, 874905), (204, 840595), (210, 816578), (219, 783020), (235, 729708), (238, 720510), (245, 699924), (255, 672476), (282, 608090), (292, 587265), (294, 583270), (329, 521220), (340, 504357), (357, 480340), (365, 469812), (420, 408289), (438, 391510), (470, 364854), (476, 360255), (490, 349962), (510, 336238), (511, 335580), (564, 304045), (588, 291635), (595, 288204), (658, 260610), (705, 243236), (714, 240170), (730, 234906), (735, 233308), (799, 214620), (833, 205860), (876, 195755), (940, 182427), (980, 174981), (987, 173740), (1020, 168119), (1022, 167790), (1095, 156604), (1190, 144102), (1241, 138180), (1316, 130305), (1410, 121618), (1428, 120085), (1460, 117453), (1470, 116654), (1533, 111860), (1598, 107310), (1645, 104244), (1666, 102930), (1785, 96068), (1974, 86870), (2044, 83895), (2190, 78302), (2303, 74460), (2380, 72051), (2397, 71540), (2482, 69090), (2499, 68620), (2555, 67116), (2820, 60809), (2940, 58327), (3066, 55930), (3196, 53655), (3290, 52122), (3332, 51465), (3431, 49980), (3570, 48034), (3577, 47940), (3723, 46060), (3948, 43435), (3995, 42924), (4165, 41172), (4380, 39151), (4606, 37230), (4794, 35770), (4935, 34748), (4964, 34545), (4998, 34310), (5110, 33558), (5593, 30660), (6132, 27965), (6205, 27636), (6580, 26061), (6862, 24990), (6909, 24820), (7140, 24017), (7154, 23970), (7446, 23030), (7665, 22372), (7990, 21462), (8330, 20586), (8687, 19740), (9212, 18615), (9588, 17885), (9870, 17374), (9996, 17155), (10220, 16779), (10293, 16660), (10731, 15980), (11186, 15330), (11515, 14892), (11985, 14308), (12410, 13818), (12495, 13724)]