254729020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8233}}^1$

素因数の和:8279

約数の個数: 96

約数和(自身を含む): 697189248

約数和(自身を除く): 442460228

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1547, 1820, 2210, 2380, 3094, 4420, 6188, 7735, 8233, 15470, 16466, 30940, 32932, 41165, 57631, 82330, 107029, 115262, 139961, 164660, 214058, 230524, 279922, 288155, 428116, 535145, 559844, 576310, 699805, 749203, 979727, 1070290, 1152620, 1399610, 1498406, 1819493, 1959454, 2140580, 2799220, 2996812, 3638986, 3746015, 3918908, 4898635, 7277972, 7492030, 9097465, 9797270, 12736451, 14984060, 18194930, 19594540, 25472902, 36389860, 50945804, 63682255, 127364510, 254729020]

約数ペア:

[(1, 254729020), (2, 127364510), (4, 63682255), (5, 50945804), (7, 36389860), (10, 25472902), (13, 19594540), (14, 18194930), (17, 14984060), (20, 12736451), (26, 9797270), (28, 9097465), (34, 7492030), (35, 7277972), (52, 4898635), (65, 3918908), (68, 3746015), (70, 3638986), (85, 2996812), (91, 2799220), (119, 2140580), (130, 1959454), (140, 1819493), (170, 1498406), (182, 1399610), (221, 1152620), (238, 1070290), (260, 979727), (340, 749203), (364, 699805), (442, 576310), (455, 559844), (476, 535145), (595, 428116), (884, 288155), (910, 279922), (1105, 230524), (1190, 214058), (1547, 164660), (1820, 139961), (2210, 115262), (2380, 107029), (3094, 82330), (4420, 57631), (6188, 41165), (7735, 32932), (8233, 30940), (15470, 16466)]