218888520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2029}}^1$

素因数の和:2103

約数の個数: 128

約数和(自身を含む): 701568000

約数和(自身を除く): 482679480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 620, 696, 744, 870, 899, 930, 1160, 1240, 1740, 1798, 1860, 2029, 2697, 3480, 3596, 3720, 4058, 4495, 5394, 6087, 7192, 8116, 8990, 10145, 10788, 12174, 13485, 16232, 17980, 20290, 21576, 24348, 26970, 30435, 35960, 40580, 48696, 53940, 58841, 60870, 62899, 81160, 107880, 117682, 121740, 125798, 176523, 188697, 235364, 243480, 251596, 294205, 314495, 353046, 377394, 470728, 503192, 588410, 628990, 706092, 754788, 882615, 943485, 1176820, 1257980, 1412184, 1509576, 1765230, 1824071, 1886970, 2353640, 2515960, 3530460, 3648142, 3773940, 5472213, 7060920, 7296284, 7547880, 9120355, 10944426, 14592568, 18240710, 21888852, 27361065, 36481420, 43777704, 54722130, 72962840, 109444260, 218888520]

約数ペア:

[(1, 218888520), (2, 109444260), (3, 72962840), (4, 54722130), (5, 43777704), (6, 36481420), (8, 27361065), (10, 21888852), (12, 18240710), (15, 14592568), (20, 10944426), (24, 9120355), (29, 7547880), (30, 7296284), (31, 7060920), (40, 5472213), (58, 3773940), (60, 3648142), (62, 3530460), (87, 2515960), (93, 2353640), (116, 1886970), (120, 1824071), (124, 1765230), (145, 1509576), (155, 1412184), (174, 1257980), (186, 1176820), (232, 943485), (248, 882615), (290, 754788), (310, 706092), (348, 628990), (372, 588410), (435, 503192), (465, 470728), (580, 377394), (620, 353046), (696, 314495), (744, 294205), (870, 251596), (899, 243480), (930, 235364), (1160, 188697), (1240, 176523), (1740, 125798), (1798, 121740), (1860, 117682), (2029, 107880), (2697, 81160), (3480, 62899), (3596, 60870), (3720, 58841), (4058, 53940), (4495, 48696), (5394, 40580), (6087, 35960), (7192, 30435), (8116, 26970), (8990, 24348), (10145, 21576), (10788, 20290), (12174, 17980), (13485, 16232)]