1220348055

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{467}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 2110717440

約数和(自身を除く): 890369385

約数列:

[1, 3, 5, 15, 19, 53, 57, 95, 159, 173, 265, 285, 467, 519, 795, 865, 1007, 1401, 2335, 2595, 3021, 3287, 5035, 7005, 8873, 9169, 9861, 15105, 16435, 24751, 26619, 27507, 44365, 45845, 49305, 74253, 80791, 123755, 133095, 137535, 174211, 242373, 371265, 403955, 470269, 522633, 871055, 1211865, 1410807, 1535029, 2351345, 2613165, 4281923, 4605087, 7054035, 7675145, 12845769, 21409615, 23025435, 64228845, 81356537, 244069611, 406782685, 1220348055]

約数ペア:

[(1, 1220348055), (3, 406782685), (5, 244069611), (15, 81356537), (19, 64228845), (53, 23025435), (57, 21409615), (95, 12845769), (159, 7675145), (173, 7054035), (265, 4605087), (285, 4281923), (467, 2613165), (519, 2351345), (795, 1535029), (865, 1410807), (1007, 1211865), (1401, 871055), (2335, 522633), (2595, 470269), (3021, 403955), (3287, 371265), (5035, 242373), (7005, 174211), (8873, 137535), (9169, 133095), (9861, 123755), (15105, 80791), (16435, 74253), (24751, 49305), (26619, 45845), (27507, 44365)]