2311129980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21799}}^1$

素因数の和:21864

約数の個数: 144

約数和(自身を含む): 7617792000

約数和(自身を除く): 5306662020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1395, 1710, 1767, 1860, 2356, 2790, 2945, 3420, 3534, 5301, 5580, 5890, 7068, 8835, 10602, 11780, 17670, 21204, 21799, 26505, 35340, 43598, 53010, 65397, 87196, 106020, 108995, 130794, 196191, 217990, 261588, 326985, 392382, 414181, 435980, 653970, 675769, 784764, 828362, 980955, 1242543, 1307940, 1351538, 1656724, 1961910, 2027307, 2070905, 2485086, 2703076, 3378845, 3727629, 3923820, 4054614, 4141810, 4970172, 6081921, 6212715, 6757690, 7455258, 8109228, 8283620, 10136535, 12163842, 12425430, 12839611, 13515380, 14910516, 18638145, 20273070, 24327684, 24850860, 25679222, 30409605, 37276290, 38518833, 40546140, 51358444, 60819210, 64198055, 74552580, 77037666, 115556499, 121638420, 128396110, 154075332, 192594165, 231112998, 256792220, 385188330, 462225996, 577782495, 770376660, 1155564990, 2311129980]

約数ペア:

[(1, 2311129980), (2, 1155564990), (3, 770376660), (4, 577782495), (5, 462225996), (6, 385188330), (9, 256792220), (10, 231112998), (12, 192594165), (15, 154075332), (18, 128396110), (19, 121638420), (20, 115556499), (30, 77037666), (31, 74552580), (36, 64198055), (38, 60819210), (45, 51358444), (57, 40546140), (60, 38518833), (62, 37276290), (76, 30409605), (90, 25679222), (93, 24850860), (95, 24327684), (114, 20273070), (124, 18638145), (155, 14910516), (171, 13515380), (180, 12839611), (186, 12425430), (190, 12163842), (228, 10136535), (279, 8283620), (285, 8109228), (310, 7455258), (342, 6757690), (372, 6212715), (380, 6081921), (465, 4970172), (558, 4141810), (570, 4054614), (589, 3923820), (620, 3727629), (684, 3378845), (855, 2703076), (930, 2485086), (1116, 2070905), (1140, 2027307), (1178, 1961910), (1395, 1656724), (1710, 1351538), (1767, 1307940), (1860, 1242543), (2356, 980955), (2790, 828362), (2945, 784764), (3420, 675769), (3534, 653970), (5301, 435980), (5580, 414181), (5890, 392382), (7068, 326985), (8835, 261588), (10602, 217990), (11780, 196191), (17670, 130794), (21204, 108995), (21799, 106020), (26505, 87196), (35340, 65397), (43598, 53010)]