31227930

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 85857408

約数和(自身を除く): 54629478

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 81, 90, 135, 142, 162, 181, 213, 243, 270, 355, 362, 405, 426, 486, 543, 639, 710, 810, 905, 1065, 1086, 1215, 1278, 1629, 1810, 1917, 2130, 2430, 2715, 3195, 3258, 3834, 4887, 5430, 5751, 6390, 8145, 9585, 9774, 11502, 12851, 14661, 16290, 17253, 19170, 24435, 25702, 28755, 29322, 34506, 38553, 43983, 48870, 57510, 64255, 73305, 77106, 86265, 87966, 115659, 128510, 146610, 172530, 192765, 219915, 231318, 346977, 385530, 439830, 578295, 693954, 1040931, 1156590, 1734885, 2081862, 3122793, 3469770, 5204655, 6245586, 10409310, 15613965, 31227930]

約数ペア:

[(1, 31227930), (2, 15613965), (3, 10409310), (5, 6245586), (6, 5204655), (9, 3469770), (10, 3122793), (15, 2081862), (18, 1734885), (27, 1156590), (30, 1040931), (45, 693954), (54, 578295), (71, 439830), (81, 385530), (90, 346977), (135, 231318), (142, 219915), (162, 192765), (181, 172530), (213, 146610), (243, 128510), (270, 115659), (355, 87966), (362, 86265), (405, 77106), (426, 73305), (486, 64255), (543, 57510), (639, 48870), (710, 43983), (810, 38553), (905, 34506), (1065, 29322), (1086, 28755), (1215, 25702), (1278, 24435), (1629, 19170), (1810, 17253), (1917, 16290), (2130, 14661), (2430, 12851), (2715, 11502), (3195, 9774), (3258, 9585), (3834, 8145), (4887, 6390), (5430, 5751)]