19272390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 128

約数和(自身を含む): 53747712

約数和(自身を除く): 34475322

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 31, 34, 46, 51, 53, 62, 69, 85, 93, 102, 106, 115, 138, 155, 159, 170, 186, 230, 255, 265, 310, 318, 345, 391, 465, 510, 527, 530, 690, 713, 782, 795, 901, 930, 1054, 1173, 1219, 1426, 1581, 1590, 1643, 1802, 1955, 2139, 2346, 2438, 2635, 2703, 3162, 3286, 3565, 3657, 3910, 4278, 4505, 4929, 5270, 5406, 5865, 6095, 7130, 7314, 7905, 8215, 9010, 9858, 10695, 11730, 12121, 12190, 13515, 15810, 16430, 18285, 20723, 21390, 24242, 24645, 27030, 27931, 36363, 36570, 37789, 41446, 49290, 55862, 60605, 62169, 72726, 75578, 83793, 103615, 113367, 121210, 124338, 139655, 167586, 181815, 188945, 207230, 226734, 279310, 310845, 363630, 377890, 418965, 566835, 621690, 642413, 837930, 1133670, 1284826, 1927239, 3212065, 3854478, 6424130, 9636195, 19272390]

約数ペア:

[(1, 19272390), (2, 9636195), (3, 6424130), (5, 3854478), (6, 3212065), (10, 1927239), (15, 1284826), (17, 1133670), (23, 837930), (30, 642413), (31, 621690), (34, 566835), (46, 418965), (51, 377890), (53, 363630), (62, 310845), (69, 279310), (85, 226734), (93, 207230), (102, 188945), (106, 181815), (115, 167586), (138, 139655), (155, 124338), (159, 121210), (170, 113367), (186, 103615), (230, 83793), (255, 75578), (265, 72726), (310, 62169), (318, 60605), (345, 55862), (391, 49290), (465, 41446), (510, 37789), (527, 36570), (530, 36363), (690, 27931), (713, 27030), (782, 24645), (795, 24242), (901, 21390), (930, 20723), (1054, 18285), (1173, 16430), (1219, 15810), (1426, 13515), (1581, 12190), (1590, 12121), (1643, 11730), (1802, 10695), (1955, 9858), (2139, 9010), (2346, 8215), (2438, 7905), (2635, 7314), (2703, 7130), (3162, 6095), (3286, 5865), (3565, 5406), (3657, 5270), (3910, 4929), (4278, 4505)]