90653920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:433

約数の個数: 144

約数和(自身を含む): 257862528

約数和(自身を除く): 167208608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 373, 392, 434, 490, 496, 560, 620, 746, 784, 868, 980, 992, 1085, 1120, 1240, 1492, 1519, 1568, 1736, 1865, 1960, 2170, 2480, 2611, 2984, 3038, 3472, 3730, 3920, 4340, 4960, 5222, 5968, 6076, 6944, 7460, 7595, 7840, 8680, 10444, 11563, 11936, 12152, 13055, 14920, 15190, 17360, 18277, 20888, 23126, 24304, 26110, 29840, 30380, 34720, 36554, 41776, 46252, 48608, 52220, 57815, 59680, 60760, 73108, 80941, 83552, 91385, 92504, 104440, 115630, 121520, 146216, 161882, 182770, 185008, 208880, 231260, 243040, 292432, 323764, 365540, 370016, 404705, 417760, 462520, 566587, 584864, 647528, 731080, 809410, 925040, 1133174, 1295056, 1462160, 1618820, 1850080, 2266348, 2590112, 2832935, 2924320, 3237640, 4532696, 5665870, 6475280, 9065392, 11331740, 12950560, 18130784, 22663480, 45326960, 90653920]

約数ペア:

[(1, 90653920), (2, 45326960), (4, 22663480), (5, 18130784), (7, 12950560), (8, 11331740), (10, 9065392), (14, 6475280), (16, 5665870), (20, 4532696), (28, 3237640), (31, 2924320), (32, 2832935), (35, 2590112), (40, 2266348), (49, 1850080), (56, 1618820), (62, 1462160), (70, 1295056), (80, 1133174), (98, 925040), (112, 809410), (124, 731080), (140, 647528), (155, 584864), (160, 566587), (196, 462520), (217, 417760), (224, 404705), (245, 370016), (248, 365540), (280, 323764), (310, 292432), (373, 243040), (392, 231260), (434, 208880), (490, 185008), (496, 182770), (560, 161882), (620, 146216), (746, 121520), (784, 115630), (868, 104440), (980, 92504), (992, 91385), (1085, 83552), (1120, 80941), (1240, 73108), (1492, 60760), (1519, 59680), (1568, 57815), (1736, 52220), (1865, 48608), (1960, 46252), (2170, 41776), (2480, 36554), (2611, 34720), (2984, 30380), (3038, 29840), (3472, 26110), (3730, 24304), (3920, 23126), (4340, 20888), (4960, 18277), (5222, 17360), (5968, 15190), (6076, 14920), (6944, 13055), (7460, 12152), (7595, 11936), (7840, 11563), (8680, 10444)]