205937320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{7043}}^1$

素因数の和:7114

約数の個数: 64

約数和(自身を含む): 502096320

約数和(自身を除く): 296159000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 7043, 7310, 14086, 14620, 28172, 29240, 35215, 56344, 70430, 119731, 140860, 239462, 281720, 302849, 478924, 598655, 605698, 957848, 1197310, 1211396, 1514245, 2394620, 2422792, 3028490, 4789240, 5148433, 6056980, 10296866, 12113960, 20593732, 25742165, 41187464, 51484330, 102968660, 205937320]

約数ペア:

[(1, 205937320), (2, 102968660), (4, 51484330), (5, 41187464), (8, 25742165), (10, 20593732), (17, 12113960), (20, 10296866), (34, 6056980), (40, 5148433), (43, 4789240), (68, 3028490), (85, 2422792), (86, 2394620), (136, 1514245), (170, 1211396), (172, 1197310), (215, 957848), (340, 605698), (344, 598655), (430, 478924), (680, 302849), (731, 281720), (860, 239462), (1462, 140860), (1720, 119731), (2924, 70430), (3655, 56344), (5848, 35215), (7043, 29240), (7310, 28172), (14086, 14620)]