40380615

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{97}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 79895088

約数和(自身を除く): 39514473

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 97, 99, 145, 165, 261, 291, 319, 435, 485, 495, 841, 873, 957, 1067, 1305, 1455, 1595, 2523, 2813, 2871, 3201, 4205, 4365, 4785, 5335, 7569, 8439, 9251, 9603, 12615, 14065, 14355, 16005, 25317, 27753, 30943, 37845, 42195, 46255, 48015, 81577, 83259, 92829, 126585, 138765, 154715, 244731, 278487, 407885, 416295, 464145, 734193, 897347, 1223655, 1392435, 2692041, 3670965, 4486735, 8076123, 13460205, 40380615]

約数ペア:

[(1, 40380615), (3, 13460205), (5, 8076123), (9, 4486735), (11, 3670965), (15, 2692041), (29, 1392435), (33, 1223655), (45, 897347), (55, 734193), (87, 464145), (97, 416295), (99, 407885), (145, 278487), (165, 244731), (261, 154715), (291, 138765), (319, 126585), (435, 92829), (485, 83259), (495, 81577), (841, 48015), (873, 46255), (957, 42195), (1067, 37845), (1305, 30943), (1455, 27753), (1595, 25317), (2523, 16005), (2813, 14355), (2871, 14065), (3201, 12615), (4205, 9603), (4365, 9251), (4785, 8439), (5335, 7569)]