100639980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79873}}^1$

素因数の和:79895

約数の個数: 72

約数和(自身を含む): 348889632

約数和(自身を除く): 248249652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 79873, 159746, 239619, 319492, 399365, 479238, 559111, 718857, 798730, 958476, 1118222, 1198095, 1437714, 1597460, 1677333, 2236444, 2396190, 2795555, 2875428, 3354666, 3594285, 4792380, 5031999, 5591110, 6709332, 7188570, 8386665, 10063998, 11182220, 14377140, 16773330, 20127996, 25159995, 33546660, 50319990, 100639980]

約数ペア:

[(1, 100639980), (2, 50319990), (3, 33546660), (4, 25159995), (5, 20127996), (6, 16773330), (7, 14377140), (9, 11182220), (10, 10063998), (12, 8386665), (14, 7188570), (15, 6709332), (18, 5591110), (20, 5031999), (21, 4792380), (28, 3594285), (30, 3354666), (35, 2875428), (36, 2795555), (42, 2396190), (45, 2236444), (60, 1677333), (63, 1597460), (70, 1437714), (84, 1198095), (90, 1118222), (105, 958476), (126, 798730), (140, 718857), (180, 559111), (210, 479238), (252, 399365), (315, 319492), (420, 239619), (630, 159746), (1260, 79873)]