15690040780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{433}}^1\times {\mathrm{571}}^1$

素因数の和:1199

約数の個数: 96

約数和(自身を含む): 35032757760

約数和(自身を除く): 19342716980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 334, 380, 433, 571, 668, 835, 866, 1142, 1670, 1732, 2165, 2284, 2855, 3173, 3340, 4330, 5710, 6346, 8227, 8660, 10849, 11420, 12692, 15865, 16454, 21698, 31730, 32908, 41135, 43396, 54245, 63460, 72311, 82270, 95357, 108490, 144622, 164540, 190714, 216980, 247243, 289244, 361555, 381428, 476785, 494486, 723110, 953570, 988972, 1236215, 1373909, 1446220, 1811783, 1907140, 2472430, 2747818, 3623566, 4697617, 4944860, 5495636, 6869545, 7247132, 9058915, 9395234, 13739090, 18117830, 18790468, 23488085, 27478180, 36235660, 41289581, 46976170, 82579162, 93952340, 165158324, 206447905, 412895810, 784502039, 825791620, 1569004078, 3138008156, 3922510195, 7845020390, 15690040780]

約数ペア:

[(1, 15690040780), (2, 7845020390), (4, 3922510195), (5, 3138008156), (10, 1569004078), (19, 825791620), (20, 784502039), (38, 412895810), (76, 206447905), (95, 165158324), (167, 93952340), (190, 82579162), (334, 46976170), (380, 41289581), (433, 36235660), (571, 27478180), (668, 23488085), (835, 18790468), (866, 18117830), (1142, 13739090), (1670, 9395234), (1732, 9058915), (2165, 7247132), (2284, 6869545), (2855, 5495636), (3173, 4944860), (3340, 4697617), (4330, 3623566), (5710, 2747818), (6346, 2472430), (8227, 1907140), (8660, 1811783), (10849, 1446220), (11420, 1373909), (12692, 1236215), (15865, 988972), (16454, 953570), (21698, 723110), (31730, 494486), (32908, 476785), (41135, 381428), (43396, 361555), (54245, 289244), (63460, 247243), (72311, 216980), (82270, 190714), (95357, 164540), (108490, 144622)]