78847920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2671}}^1$

素因数の和:2731

約数の個数: 120

約数和(自身を含む): 271357632

約数和(自身を除く): 192509712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2671, 2952, 3280, 3690, 4920, 5342, 5904, 7380, 8013, 9840, 10684, 13355, 14760, 16026, 21368, 24039, 26710, 29520, 32052, 40065, 42736, 48078, 53420, 64104, 80130, 96156, 106840, 109511, 120195, 128208, 160260, 192312, 213680, 219022, 240390, 320520, 328533, 384624, 438044, 480780, 547555, 641040, 657066, 876088, 961560, 985599, 1095110, 1314132, 1642665, 1752176, 1923120, 1971198, 2190220, 2628264, 3285330, 3942396, 4380440, 4927995, 5256528, 6570660, 7884792, 8760880, 9855990, 13141320, 15769584, 19711980, 26282640, 39423960, 78847920]

約数ペア:

[(1, 78847920), (2, 39423960), (3, 26282640), (4, 19711980), (5, 15769584), (6, 13141320), (8, 9855990), (9, 8760880), (10, 7884792), (12, 6570660), (15, 5256528), (16, 4927995), (18, 4380440), (20, 3942396), (24, 3285330), (30, 2628264), (36, 2190220), (40, 1971198), (41, 1923120), (45, 1752176), (48, 1642665), (60, 1314132), (72, 1095110), (80, 985599), (82, 961560), (90, 876088), (120, 657066), (123, 641040), (144, 547555), (164, 480780), (180, 438044), (205, 384624), (240, 328533), (246, 320520), (328, 240390), (360, 219022), (369, 213680), (410, 192312), (492, 160260), (615, 128208), (656, 120195), (720, 109511), (738, 106840), (820, 96156), (984, 80130), (1230, 64104), (1476, 53420), (1640, 48078), (1845, 42736), (1968, 40065), (2460, 32052), (2671, 29520), (2952, 26710), (3280, 24039), (3690, 21368), (4920, 16026), (5342, 14760), (5904, 13355), (7380, 10684), (8013, 9840)]