238739340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2549}}^1$

素因数の和:2791

約数の個数: 96

約数和(自身を含む): 767692800

約数和(自身を除く): 528953460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 223, 420, 446, 669, 892, 1115, 1338, 1561, 2230, 2549, 2676, 3122, 3345, 4460, 4683, 5098, 6244, 6690, 7647, 7805, 9366, 10196, 12745, 13380, 15294, 15610, 17843, 18732, 23415, 25490, 30588, 31220, 35686, 38235, 46830, 50980, 53529, 71372, 76470, 89215, 93660, 107058, 152940, 178430, 214116, 267645, 356860, 535290, 568427, 1070580, 1136854, 1705281, 2273708, 2842135, 3410562, 3978989, 5684270, 6821124, 7957978, 8526405, 11368540, 11936967, 15915956, 17052810, 19894945, 23873934, 34105620, 39789890, 47747868, 59684835, 79579780, 119369670, 238739340]

約数ペア:

[(1, 238739340), (2, 119369670), (3, 79579780), (4, 59684835), (5, 47747868), (6, 39789890), (7, 34105620), (10, 23873934), (12, 19894945), (14, 17052810), (15, 15915956), (20, 11936967), (21, 11368540), (28, 8526405), (30, 7957978), (35, 6821124), (42, 5684270), (60, 3978989), (70, 3410562), (84, 2842135), (105, 2273708), (140, 1705281), (210, 1136854), (223, 1070580), (420, 568427), (446, 535290), (669, 356860), (892, 267645), (1115, 214116), (1338, 178430), (1561, 152940), (2230, 107058), (2549, 93660), (2676, 89215), (3122, 76470), (3345, 71372), (4460, 53529), (4683, 50980), (5098, 46830), (6244, 38235), (6690, 35686), (7647, 31220), (7805, 30588), (9366, 25490), (10196, 23415), (12745, 18732), (13380, 17843), (15294, 15610)]