18377940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 192

約数和(自身を含む): 64512000

約数和(自身を除く): 46134060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 47, 49, 57, 60, 70, 76, 84, 94, 95, 98, 105, 114, 133, 140, 141, 147, 188, 190, 196, 210, 228, 235, 245, 266, 282, 285, 294, 329, 343, 380, 399, 420, 470, 490, 532, 564, 570, 588, 658, 665, 686, 705, 735, 798, 893, 931, 940, 980, 987, 1029, 1140, 1316, 1330, 1372, 1410, 1470, 1596, 1645, 1715, 1786, 1862, 1974, 1995, 2058, 2303, 2660, 2679, 2793, 2820, 2940, 3290, 3430, 3572, 3724, 3948, 3990, 4116, 4465, 4606, 4655, 4935, 5145, 5358, 5586, 6251, 6517, 6580, 6860, 6909, 7980, 8930, 9212, 9310, 9870, 10290, 10716, 11172, 11515, 12502, 13034, 13395, 13818, 13965, 16121, 17860, 18620, 18753, 19551, 19740, 20580, 23030, 25004, 26068, 26790, 27636, 27930, 31255, 32242, 32585, 34545, 37506, 39102, 43757, 46060, 48363, 53580, 55860, 62510, 64484, 65170, 69090, 75012, 78204, 80605, 87514, 93765, 96726, 97755, 125020, 130340, 131271, 138180, 161210, 175028, 187530, 193452, 195510, 218785, 241815, 262542, 306299, 322420, 375060, 391020, 437570, 483630, 525084, 612598, 656355, 875140, 918897, 967260, 1225196, 1312710, 1531495, 1837794, 2625420, 3062990, 3675588, 4594485, 6125980, 9188970, 18377940]

約数ペア:

[(1, 18377940), (2, 9188970), (3, 6125980), (4, 4594485), (5, 3675588), (6, 3062990), (7, 2625420), (10, 1837794), (12, 1531495), (14, 1312710), (15, 1225196), (19, 967260), (20, 918897), (21, 875140), (28, 656355), (30, 612598), (35, 525084), (38, 483630), (42, 437570), (47, 391020), (49, 375060), (57, 322420), (60, 306299), (70, 262542), (76, 241815), (84, 218785), (94, 195510), (95, 193452), (98, 187530), (105, 175028), (114, 161210), (133, 138180), (140, 131271), (141, 130340), (147, 125020), (188, 97755), (190, 96726), (196, 93765), (210, 87514), (228, 80605), (235, 78204), (245, 75012), (266, 69090), (282, 65170), (285, 64484), (294, 62510), (329, 55860), (343, 53580), (380, 48363), (399, 46060), (420, 43757), (470, 39102), (490, 37506), (532, 34545), (564, 32585), (570, 32242), (588, 31255), (658, 27930), (665, 27636), (686, 26790), (705, 26068), (735, 25004), (798, 23030), (893, 20580), (931, 19740), (940, 19551), (980, 18753), (987, 18620), (1029, 17860), (1140, 16121), (1316, 13965), (1330, 13818), (1372, 13395), (1410, 13034), (1470, 12502), (1596, 11515), (1645, 11172), (1715, 10716), (1786, 10290), (1862, 9870), (1974, 9310), (1995, 9212), (2058, 8930), (2303, 7980), (2660, 6909), (2679, 6860), (2793, 6580), (2820, 6517), (2940, 6251), (3290, 5586), (3430, 5358), (3572, 5145), (3724, 4935), (3948, 4655), (3990, 4606), (4116, 4465)]