31520970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:984

約数の個数: 96

約数和(自身を含む): 91400400

約数和(自身を除く): 59879430

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 29, 30, 39, 45, 58, 65, 78, 87, 90, 117, 130, 145, 174, 195, 234, 261, 290, 377, 390, 435, 522, 585, 754, 870, 929, 1131, 1170, 1305, 1858, 1885, 2262, 2610, 2787, 3393, 3770, 4645, 5574, 5655, 6786, 8361, 9290, 11310, 12077, 13935, 16722, 16965, 24154, 26941, 27870, 33930, 36231, 41805, 53882, 60385, 72462, 80823, 83610, 108693, 120770, 134705, 161646, 181155, 217386, 242469, 269410, 350233, 362310, 404115, 484938, 543465, 700466, 808230, 1050699, 1086930, 1212345, 1751165, 2101398, 2424690, 3152097, 3502330, 5253495, 6304194, 10506990, 15760485, 31520970]

約数ペア:

[(1, 31520970), (2, 15760485), (3, 10506990), (5, 6304194), (6, 5253495), (9, 3502330), (10, 3152097), (13, 2424690), (15, 2101398), (18, 1751165), (26, 1212345), (29, 1086930), (30, 1050699), (39, 808230), (45, 700466), (58, 543465), (65, 484938), (78, 404115), (87, 362310), (90, 350233), (117, 269410), (130, 242469), (145, 217386), (174, 181155), (195, 161646), (234, 134705), (261, 120770), (290, 108693), (377, 83610), (390, 80823), (435, 72462), (522, 60385), (585, 53882), (754, 41805), (870, 36231), (929, 33930), (1131, 27870), (1170, 26941), (1305, 24154), (1858, 16965), (1885, 16722), (2262, 13935), (2610, 12077), (2787, 11310), (3393, 9290), (3770, 8361), (4645, 6786), (5574, 5655)]