78745560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 249799680

約数和(自身を除く): 171054120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 103, 115, 120, 138, 184, 206, 230, 276, 277, 309, 345, 412, 460, 515, 552, 554, 618, 690, 824, 831, 920, 1030, 1108, 1236, 1380, 1385, 1545, 1662, 2060, 2216, 2369, 2472, 2760, 2770, 3090, 3324, 4120, 4155, 4738, 5540, 6180, 6371, 6648, 7107, 8310, 9476, 11080, 11845, 12360, 12742, 14214, 16620, 18952, 19113, 23690, 25484, 28428, 28531, 31855, 33240, 35535, 38226, 47380, 50968, 56856, 57062, 63710, 71070, 76452, 85593, 94760, 95565, 114124, 127420, 142140, 142655, 152904, 171186, 191130, 228248, 254840, 284280, 285310, 342372, 382260, 427965, 570620, 656213, 684744, 764520, 855930, 1141240, 1312426, 1711860, 1968639, 2624852, 3281065, 3423720, 3937278, 5249704, 6562130, 7874556, 9843195, 13124260, 15749112, 19686390, 26248520, 39372780, 78745560]

約数ペア:

[(1, 78745560), (2, 39372780), (3, 26248520), (4, 19686390), (5, 15749112), (6, 13124260), (8, 9843195), (10, 7874556), (12, 6562130), (15, 5249704), (20, 3937278), (23, 3423720), (24, 3281065), (30, 2624852), (40, 1968639), (46, 1711860), (60, 1312426), (69, 1141240), (92, 855930), (103, 764520), (115, 684744), (120, 656213), (138, 570620), (184, 427965), (206, 382260), (230, 342372), (276, 285310), (277, 284280), (309, 254840), (345, 228248), (412, 191130), (460, 171186), (515, 152904), (552, 142655), (554, 142140), (618, 127420), (690, 114124), (824, 95565), (831, 94760), (920, 85593), (1030, 76452), (1108, 71070), (1236, 63710), (1380, 57062), (1385, 56856), (1545, 50968), (1662, 47380), (2060, 38226), (2216, 35535), (2369, 33240), (2472, 31855), (2760, 28531), (2770, 28428), (3090, 25484), (3324, 23690), (4120, 19113), (4155, 18952), (4738, 16620), (5540, 14214), (6180, 12742), (6371, 12360), (6648, 11845), (7107, 11080), (8310, 9476)]