240868980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{509}}^1$

素因数の和:774

約数の個数: 144

約数和(自身を含む): 801964800

約数和(自身を除く): 561095820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 239, 330, 396, 478, 495, 509, 660, 717, 956, 990, 1018, 1195, 1434, 1527, 1980, 2036, 2151, 2390, 2545, 2629, 2868, 3054, 3585, 4302, 4581, 4780, 5090, 5258, 5599, 6108, 7170, 7635, 7887, 8604, 9162, 10180, 10516, 10755, 11198, 13145, 14340, 15270, 15774, 16797, 18324, 21510, 22396, 22905, 23661, 26290, 27995, 30540, 31548, 33594, 39435, 43020, 45810, 47322, 50391, 52580, 55990, 67188, 78870, 83985, 91620, 94644, 100782, 111980, 118305, 121651, 157740, 167970, 201564, 236610, 243302, 251955, 335940, 364953, 473220, 486604, 503910, 608255, 729906, 1007820, 1094859, 1216510, 1338161, 1459812, 1824765, 2189718, 2433020, 2676322, 3649530, 4014483, 4379436, 5352644, 5474295, 6690805, 7299060, 8028966, 10948590, 12043449, 13381610, 16057932, 20072415, 21897180, 24086898, 26763220, 40144830, 48173796, 60217245, 80289660, 120434490, 240868980]

約数ペア:

[(1, 240868980), (2, 120434490), (3, 80289660), (4, 60217245), (5, 48173796), (6, 40144830), (9, 26763220), (10, 24086898), (11, 21897180), (12, 20072415), (15, 16057932), (18, 13381610), (20, 12043449), (22, 10948590), (30, 8028966), (33, 7299060), (36, 6690805), (44, 5474295), (45, 5352644), (55, 4379436), (60, 4014483), (66, 3649530), (90, 2676322), (99, 2433020), (110, 2189718), (132, 1824765), (165, 1459812), (180, 1338161), (198, 1216510), (220, 1094859), (239, 1007820), (330, 729906), (396, 608255), (478, 503910), (495, 486604), (509, 473220), (660, 364953), (717, 335940), (956, 251955), (990, 243302), (1018, 236610), (1195, 201564), (1434, 167970), (1527, 157740), (1980, 121651), (2036, 118305), (2151, 111980), (2390, 100782), (2545, 94644), (2629, 91620), (2868, 83985), (3054, 78870), (3585, 67188), (4302, 55990), (4581, 52580), (4780, 50391), (5090, 47322), (5258, 45810), (5599, 43020), (6108, 39435), (7170, 33594), (7635, 31548), (7887, 30540), (8604, 27995), (9162, 26290), (10180, 23661), (10516, 22905), (10755, 22396), (11198, 21510), (13145, 18324), (14340, 16797), (15270, 15774)]