101215960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2039}}^1$

素因数の和:2140

約数の個数: 64

約数和(自身を含む): 244555200

約数和(自身を除く): 143339240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 340, 365, 584, 680, 730, 1241, 1460, 2039, 2482, 2920, 4078, 4964, 6205, 8156, 9928, 10195, 12410, 16312, 20390, 24820, 34663, 40780, 49640, 69326, 81560, 138652, 148847, 173315, 277304, 297694, 346630, 595388, 693260, 744235, 1190776, 1386520, 1488470, 2530399, 2976940, 5060798, 5953880, 10121596, 12651995, 20243192, 25303990, 50607980, 101215960]

約数ペア:

[(1, 101215960), (2, 50607980), (4, 25303990), (5, 20243192), (8, 12651995), (10, 10121596), (17, 5953880), (20, 5060798), (34, 2976940), (40, 2530399), (68, 1488470), (73, 1386520), (85, 1190776), (136, 744235), (146, 693260), (170, 595388), (292, 346630), (340, 297694), (365, 277304), (584, 173315), (680, 148847), (730, 138652), (1241, 81560), (1460, 69326), (2039, 49640), (2482, 40780), (2920, 34663), (4078, 24820), (4964, 20390), (6205, 16312), (8156, 12410), (9928, 10195)]