1380974700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{657607}}^1$

素因数の和:657631

約数の個数: 72

約数和(自身を含む): 4566429952

約数和(自身を除く): 3185455252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 657607, 1315214, 1972821, 2630428, 3288035, 3945642, 4603249, 6576070, 7891284, 9206498, 9864105, 13152140, 13809747, 16440175, 18412996, 19728210, 23016245, 27619494, 32880350, 39456420, 46032490, 49320525, 55238988, 65760700, 69048735, 92064980, 98641050, 115081225, 138097470, 197282100, 230162450, 276194940, 345243675, 460324900, 690487350, 1380974700]

約数ペア:

[(1, 1380974700), (2, 690487350), (3, 460324900), (4, 345243675), (5, 276194940), (6, 230162450), (7, 197282100), (10, 138097470), (12, 115081225), (14, 98641050), (15, 92064980), (20, 69048735), (21, 65760700), (25, 55238988), (28, 49320525), (30, 46032490), (35, 39456420), (42, 32880350), (50, 27619494), (60, 23016245), (70, 19728210), (75, 18412996), (84, 16440175), (100, 13809747), (105, 13152140), (140, 9864105), (150, 9206498), (175, 7891284), (210, 6576070), (300, 4603249), (350, 3945642), (420, 3288035), (525, 2630428), (700, 1972821), (1050, 1315214), (2100, 657607)]