648847320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3299}}^1$

素因数の和:3473

約数の個数: 128

約数和(自身を含む): 2138400000

約数和(自身を除く): 1489552680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 149, 165, 220, 264, 298, 330, 440, 447, 596, 660, 745, 894, 1192, 1320, 1490, 1639, 1788, 2235, 2980, 3278, 3299, 3576, 4470, 4917, 5960, 6556, 6598, 8195, 8940, 9834, 9897, 13112, 13196, 16390, 16495, 17880, 19668, 19794, 24585, 26392, 32780, 32990, 36289, 39336, 39588, 49170, 49485, 65560, 65980, 72578, 79176, 98340, 98970, 108867, 131960, 145156, 181445, 196680, 197940, 217734, 290312, 362890, 395880, 435468, 491551, 544335, 725780, 870936, 983102, 1088670, 1451560, 1474653, 1966204, 2177340, 2457755, 2949306, 3932408, 4354680, 4915510, 5407061, 5898612, 7373265, 9831020, 10814122, 11797224, 14746530, 16221183, 19662040, 21628244, 27035305, 29493060, 32442366, 43256488, 54070610, 58986120, 64884732, 81105915, 108141220, 129769464, 162211830, 216282440, 324423660, 648847320]

約数ペア:

[(1, 648847320), (2, 324423660), (3, 216282440), (4, 162211830), (5, 129769464), (6, 108141220), (8, 81105915), (10, 64884732), (11, 58986120), (12, 54070610), (15, 43256488), (20, 32442366), (22, 29493060), (24, 27035305), (30, 21628244), (33, 19662040), (40, 16221183), (44, 14746530), (55, 11797224), (60, 10814122), (66, 9831020), (88, 7373265), (110, 5898612), (120, 5407061), (132, 4915510), (149, 4354680), (165, 3932408), (220, 2949306), (264, 2457755), (298, 2177340), (330, 1966204), (440, 1474653), (447, 1451560), (596, 1088670), (660, 983102), (745, 870936), (894, 725780), (1192, 544335), (1320, 491551), (1490, 435468), (1639, 395880), (1788, 362890), (2235, 290312), (2980, 217734), (3278, 197940), (3299, 196680), (3576, 181445), (4470, 145156), (4917, 131960), (5960, 108867), (6556, 98970), (6598, 98340), (8195, 79176), (8940, 72578), (9834, 65980), (9897, 65560), (13112, 49485), (13196, 49170), (16390, 39588), (16495, 39336), (17880, 36289), (19668, 32990), (19794, 32780), (24585, 26392)]