313103660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{373}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 709059120

約数和(自身を除く): 395955460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 373, 380, 470, 746, 893, 940, 1492, 1786, 1865, 2209, 3572, 3730, 4418, 4465, 7087, 7460, 8836, 8930, 11045, 14174, 17531, 17860, 22090, 28348, 35062, 35435, 41971, 44180, 70124, 70870, 83942, 87655, 141740, 167884, 175310, 209855, 333089, 350620, 419710, 666178, 823957, 839420, 1332356, 1647914, 1665445, 3295828, 3330890, 4119785, 6661780, 8239570, 15655183, 16479140, 31310366, 62620732, 78275915, 156551830, 313103660]

約数ペア:

[(1, 313103660), (2, 156551830), (4, 78275915), (5, 62620732), (10, 31310366), (19, 16479140), (20, 15655183), (38, 8239570), (47, 6661780), (76, 4119785), (94, 3330890), (95, 3295828), (188, 1665445), (190, 1647914), (235, 1332356), (373, 839420), (380, 823957), (470, 666178), (746, 419710), (893, 350620), (940, 333089), (1492, 209855), (1786, 175310), (1865, 167884), (2209, 141740), (3572, 87655), (3730, 83942), (4418, 70870), (4465, 70124), (7087, 44180), (7460, 41971), (8836, 35435), (8930, 35062), (11045, 28348), (14174, 22090), (17531, 17860)]