2015479880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4157}}^1$

素因数の和:4239

約数の個数: 128

約数和(自身を含む): 5173217280

約数和(自身を除く): 3157737400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 31, 34, 40, 46, 62, 68, 85, 92, 115, 124, 136, 155, 170, 184, 230, 248, 310, 340, 391, 460, 527, 620, 680, 713, 782, 920, 1054, 1240, 1426, 1564, 1955, 2108, 2635, 2852, 3128, 3565, 3910, 4157, 4216, 5270, 5704, 7130, 7820, 8314, 10540, 12121, 14260, 15640, 16628, 20785, 21080, 24242, 28520, 33256, 41570, 48484, 60605, 70669, 83140, 95611, 96968, 121210, 128867, 141338, 166280, 191222, 242420, 257734, 282676, 353345, 382444, 478055, 484840, 515468, 565352, 644335, 706690, 764888, 956110, 1030936, 1288670, 1413380, 1625387, 1912220, 2190739, 2577340, 2826760, 2963941, 3250774, 3824440, 4381478, 5154680, 5927882, 6501548, 8126935, 8762956, 10953695, 11855764, 13003096, 14819705, 16253870, 17525912, 21907390, 23711528, 29639410, 32507740, 43814780, 50386997, 59278820, 65015480, 87629560, 100773994, 118557640, 201547988, 251934985, 403095976, 503869970, 1007739940, 2015479880]

約数ペア:

[(1, 2015479880), (2, 1007739940), (4, 503869970), (5, 403095976), (8, 251934985), (10, 201547988), (17, 118557640), (20, 100773994), (23, 87629560), (31, 65015480), (34, 59278820), (40, 50386997), (46, 43814780), (62, 32507740), (68, 29639410), (85, 23711528), (92, 21907390), (115, 17525912), (124, 16253870), (136, 14819705), (155, 13003096), (170, 11855764), (184, 10953695), (230, 8762956), (248, 8126935), (310, 6501548), (340, 5927882), (391, 5154680), (460, 4381478), (527, 3824440), (620, 3250774), (680, 2963941), (713, 2826760), (782, 2577340), (920, 2190739), (1054, 1912220), (1240, 1625387), (1426, 1413380), (1564, 1288670), (1955, 1030936), (2108, 956110), (2635, 764888), (2852, 706690), (3128, 644335), (3565, 565352), (3910, 515468), (4157, 484840), (4216, 478055), (5270, 382444), (5704, 353345), (7130, 282676), (7820, 257734), (8314, 242420), (10540, 191222), (12121, 166280), (14260, 141338), (15640, 128867), (16628, 121210), (20785, 96968), (21080, 95611), (24242, 83140), (28520, 70669), (33256, 60605), (41570, 48484)]