205082820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 192

約数和(自身を含む): 668908800

約数和(自身を除く): 463825980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 59, 60, 82, 90, 108, 118, 123, 135, 157, 164, 177, 180, 205, 236, 246, 270, 295, 314, 354, 369, 410, 471, 492, 531, 540, 590, 615, 628, 708, 738, 785, 820, 885, 942, 1062, 1107, 1180, 1230, 1413, 1476, 1570, 1593, 1770, 1845, 1884, 2124, 2214, 2355, 2419, 2460, 2655, 2826, 3140, 3186, 3540, 3690, 4239, 4428, 4710, 4838, 5310, 5535, 5652, 6372, 6437, 7065, 7257, 7380, 7965, 8478, 9263, 9420, 9676, 10620, 11070, 12095, 12874, 14130, 14514, 15930, 16956, 18526, 19311, 21195, 21771, 22140, 24190, 25748, 27789, 28260, 29028, 31860, 32185, 36285, 37052, 38622, 42390, 43542, 46315, 48380, 55578, 57933, 64370, 65313, 72570, 77244, 83367, 84780, 87084, 92630, 96555, 108855, 111156, 115866, 128740, 130626, 138945, 145140, 166734, 173799, 185260, 193110, 217710, 231732, 250101, 261252, 277890, 289665, 326565, 333468, 347598, 379783, 386220, 416835, 435420, 500202, 555780, 579330, 653130, 695196, 759566, 833670, 868995, 1000404, 1139349, 1158660, 1250505, 1306260, 1519132, 1667340, 1737990, 1898915, 2278698, 2501010, 3418047, 3475980, 3797830, 4557396, 5002020, 5696745, 6836094, 7595660, 10254141, 11393490, 13672188, 17090235, 20508282, 22786980, 34180470, 41016564, 51270705, 68360940, 102541410, 205082820]

約数ペア:

[(1, 205082820), (2, 102541410), (3, 68360940), (4, 51270705), (5, 41016564), (6, 34180470), (9, 22786980), (10, 20508282), (12, 17090235), (15, 13672188), (18, 11393490), (20, 10254141), (27, 7595660), (30, 6836094), (36, 5696745), (41, 5002020), (45, 4557396), (54, 3797830), (59, 3475980), (60, 3418047), (82, 2501010), (90, 2278698), (108, 1898915), (118, 1737990), (123, 1667340), (135, 1519132), (157, 1306260), (164, 1250505), (177, 1158660), (180, 1139349), (205, 1000404), (236, 868995), (246, 833670), (270, 759566), (295, 695196), (314, 653130), (354, 579330), (369, 555780), (410, 500202), (471, 435420), (492, 416835), (531, 386220), (540, 379783), (590, 347598), (615, 333468), (628, 326565), (708, 289665), (738, 277890), (785, 261252), (820, 250101), (885, 231732), (942, 217710), (1062, 193110), (1107, 185260), (1180, 173799), (1230, 166734), (1413, 145140), (1476, 138945), (1570, 130626), (1593, 128740), (1770, 115866), (1845, 111156), (1884, 108855), (2124, 96555), (2214, 92630), (2355, 87084), (2419, 84780), (2460, 83367), (2655, 77244), (2826, 72570), (3140, 65313), (3186, 64370), (3540, 57933), (3690, 55578), (4239, 48380), (4428, 46315), (4710, 43542), (4838, 42390), (5310, 38622), (5535, 37052), (5652, 36285), (6372, 32185), (6437, 31860), (7065, 29028), (7257, 28260), (7380, 27789), (7965, 25748), (8478, 24190), (9263, 22140), (9420, 21771), (9676, 21195), (10620, 19311), (11070, 18526), (12095, 16956), (12874, 15930), (14130, 14514)]