78363480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:481

約数の個数: 128

約数和(自身を含む): 255467520

約数和(自身を除く): 177104040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 191, 195, 260, 263, 312, 382, 390, 520, 526, 573, 764, 780, 789, 955, 1052, 1146, 1315, 1528, 1560, 1578, 1910, 2104, 2292, 2483, 2630, 2865, 3156, 3419, 3820, 3945, 4584, 4966, 5260, 5730, 6312, 6838, 7449, 7640, 7890, 9932, 10257, 10520, 11460, 12415, 13676, 14898, 15780, 17095, 19864, 20514, 22920, 24830, 27352, 29796, 31560, 34190, 37245, 41028, 49660, 50233, 51285, 59592, 68380, 74490, 82056, 99320, 100466, 102570, 136760, 148980, 150699, 200932, 205140, 251165, 297960, 301398, 401864, 410280, 502330, 602796, 653029, 753495, 1004660, 1205592, 1306058, 1506990, 1959087, 2009320, 2612116, 3013980, 3265145, 3918174, 5224232, 6027960, 6530290, 7836348, 9795435, 13060580, 15672696, 19590870, 26121160, 39181740, 78363480]

約数ペア:

[(1, 78363480), (2, 39181740), (3, 26121160), (4, 19590870), (5, 15672696), (6, 13060580), (8, 9795435), (10, 7836348), (12, 6530290), (13, 6027960), (15, 5224232), (20, 3918174), (24, 3265145), (26, 3013980), (30, 2612116), (39, 2009320), (40, 1959087), (52, 1506990), (60, 1306058), (65, 1205592), (78, 1004660), (104, 753495), (120, 653029), (130, 602796), (156, 502330), (191, 410280), (195, 401864), (260, 301398), (263, 297960), (312, 251165), (382, 205140), (390, 200932), (520, 150699), (526, 148980), (573, 136760), (764, 102570), (780, 100466), (789, 99320), (955, 82056), (1052, 74490), (1146, 68380), (1315, 59592), (1528, 51285), (1560, 50233), (1578, 49660), (1910, 41028), (2104, 37245), (2292, 34190), (2483, 31560), (2630, 29796), (2865, 27352), (3156, 24830), (3419, 22920), (3820, 20514), (3945, 19864), (4584, 17095), (4966, 15780), (5260, 14898), (5730, 13676), (6312, 12415), (6838, 11460), (7449, 10520), (7640, 10257), (7890, 9932)]