21774240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{15121}}^1$

素因数の和:15142

約数の個数: 72

約数和(自身を含む): 74309508

約数和(自身を除く): 52535268

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 15121, 30242, 45363, 60484, 75605, 90726, 120968, 136089, 151210, 181452, 226815, 241936, 272178, 302420, 362904, 453630, 483872, 544356, 604840, 680445, 725808, 907260, 1088712, 1209680, 1360890, 1451616, 1814520, 2177424, 2419360, 2721780, 3629040, 4354848, 5443560, 7258080, 10887120, 21774240]

約数ペア:

[(1, 21774240), (2, 10887120), (3, 7258080), (4, 5443560), (5, 4354848), (6, 3629040), (8, 2721780), (9, 2419360), (10, 2177424), (12, 1814520), (15, 1451616), (16, 1360890), (18, 1209680), (20, 1088712), (24, 907260), (30, 725808), (32, 680445), (36, 604840), (40, 544356), (45, 483872), (48, 453630), (60, 362904), (72, 302420), (80, 272178), (90, 241936), (96, 226815), (120, 181452), (144, 151210), (160, 136089), (180, 120968), (240, 90726), (288, 75605), (360, 60484), (480, 45363), (720, 30242), (1440, 15121)]