72450990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 210816000

約数和(自身を除く): 138365010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 29, 30, 38, 45, 54, 57, 58, 87, 90, 95, 114, 135, 145, 171, 174, 190, 261, 270, 285, 290, 342, 435, 487, 513, 522, 551, 570, 783, 855, 870, 974, 1026, 1102, 1305, 1461, 1566, 1653, 1710, 2435, 2565, 2610, 2755, 2922, 3306, 3915, 4383, 4870, 4959, 5130, 5510, 7305, 7830, 8265, 8766, 9253, 9918, 13149, 14123, 14610, 14877, 16530, 18506, 21915, 24795, 26298, 27759, 28246, 29754, 42369, 43830, 46265, 49590, 55518, 65745, 70615, 74385, 83277, 84738, 92530, 127107, 131490, 138795, 141230, 148770, 166554, 211845, 249831, 254214, 268337, 277590, 381321, 416385, 423690, 499662, 536674, 635535, 762642, 805011, 832770, 1249155, 1271070, 1341685, 1610022, 1906605, 2415033, 2498310, 2683370, 3813210, 4025055, 4830066, 7245099, 8050110, 12075165, 14490198, 24150330, 36225495, 72450990]

約数ペア:

[(1, 72450990), (2, 36225495), (3, 24150330), (5, 14490198), (6, 12075165), (9, 8050110), (10, 7245099), (15, 4830066), (18, 4025055), (19, 3813210), (27, 2683370), (29, 2498310), (30, 2415033), (38, 1906605), (45, 1610022), (54, 1341685), (57, 1271070), (58, 1249155), (87, 832770), (90, 805011), (95, 762642), (114, 635535), (135, 536674), (145, 499662), (171, 423690), (174, 416385), (190, 381321), (261, 277590), (270, 268337), (285, 254214), (290, 249831), (342, 211845), (435, 166554), (487, 148770), (513, 141230), (522, 138795), (551, 131490), (570, 127107), (783, 92530), (855, 84738), (870, 83277), (974, 74385), (1026, 70615), (1102, 65745), (1305, 55518), (1461, 49590), (1566, 46265), (1653, 43830), (1710, 42369), (2435, 29754), (2565, 28246), (2610, 27759), (2755, 26298), (2922, 24795), (3306, 21915), (3915, 18506), (4383, 16530), (4870, 14877), (4959, 14610), (5130, 14123), (5510, 13149), (7305, 9918), (7830, 9253), (8265, 8766)]