478157640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7561}}^1$

素因数の和:7623

約数の個数: 128

約数和(自身を含む): 1568056320

約数和(自身を除く): 1089898680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 2040, 2108, 2635, 3162, 3720, 4216, 5270, 6324, 7561, 7905, 10540, 12648, 15122, 15810, 21080, 22683, 30244, 31620, 37805, 45366, 60488, 63240, 75610, 90732, 113415, 128537, 151220, 181464, 226830, 234391, 257074, 302440, 385611, 453660, 468782, 514148, 642685, 703173, 771222, 907320, 937564, 1028296, 1171955, 1285370, 1406346, 1542444, 1875128, 1928055, 2343910, 2570740, 2812692, 3084888, 3515865, 3856110, 3984647, 4687820, 5141480, 5625384, 7031730, 7712220, 7969294, 9375640, 11953941, 14063460, 15424440, 15938588, 19923235, 23907882, 28126920, 31877176, 39846470, 47815764, 59769705, 79692940, 95631528, 119539410, 159385880, 239078820, 478157640]

約数ペア:

[(1, 478157640), (2, 239078820), (3, 159385880), (4, 119539410), (5, 95631528), (6, 79692940), (8, 59769705), (10, 47815764), (12, 39846470), (15, 31877176), (17, 28126920), (20, 23907882), (24, 19923235), (30, 15938588), (31, 15424440), (34, 14063460), (40, 11953941), (51, 9375640), (60, 7969294), (62, 7712220), (68, 7031730), (85, 5625384), (93, 5141480), (102, 4687820), (120, 3984647), (124, 3856110), (136, 3515865), (155, 3084888), (170, 2812692), (186, 2570740), (204, 2343910), (248, 1928055), (255, 1875128), (310, 1542444), (340, 1406346), (372, 1285370), (408, 1171955), (465, 1028296), (510, 937564), (527, 907320), (620, 771222), (680, 703173), (744, 642685), (930, 514148), (1020, 468782), (1054, 453660), (1240, 385611), (1581, 302440), (1860, 257074), (2040, 234391), (2108, 226830), (2635, 181464), (3162, 151220), (3720, 128537), (4216, 113415), (5270, 90732), (6324, 75610), (7561, 63240), (7905, 60488), (10540, 45366), (12648, 37805), (15122, 31620), (15810, 30244), (21080, 22683)]