1221480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:65

約数の個数: 160

約数和(自身を含む): 4573800

約数和(自身を除く): 3352320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 29, 30, 36, 39, 40, 45, 52, 54, 58, 60, 65, 72, 78, 81, 87, 90, 104, 108, 116, 117, 120, 130, 135, 145, 156, 162, 174, 180, 195, 216, 232, 234, 260, 261, 270, 290, 312, 324, 348, 351, 360, 377, 390, 405, 435, 468, 520, 522, 540, 580, 585, 648, 696, 702, 754, 780, 783, 810, 870, 936, 1044, 1053, 1080, 1131, 1160, 1170, 1305, 1404, 1508, 1560, 1566, 1620, 1740, 1755, 1885, 2088, 2106, 2262, 2340, 2349, 2610, 2808, 3016, 3132, 3240, 3393, 3480, 3510, 3770, 3915, 4212, 4524, 4680, 4698, 5220, 5265, 5655, 6264, 6786, 7020, 7540, 7830, 8424, 9048, 9396, 10179, 10440, 10530, 11310, 11745, 13572, 14040, 15080, 15660, 16965, 18792, 20358, 21060, 22620, 23490, 27144, 30537, 31320, 33930, 40716, 42120, 45240, 46980, 50895, 61074, 67860, 81432, 93960, 101790, 122148, 135720, 152685, 203580, 244296, 305370, 407160, 610740, 1221480]

約数ペア:

[(1, 1221480), (2, 610740), (3, 407160), (4, 305370), (5, 244296), (6, 203580), (8, 152685), (9, 135720), (10, 122148), (12, 101790), (13, 93960), (15, 81432), (18, 67860), (20, 61074), (24, 50895), (26, 46980), (27, 45240), (29, 42120), (30, 40716), (36, 33930), (39, 31320), (40, 30537), (45, 27144), (52, 23490), (54, 22620), (58, 21060), (60, 20358), (65, 18792), (72, 16965), (78, 15660), (81, 15080), (87, 14040), (90, 13572), (104, 11745), (108, 11310), (116, 10530), (117, 10440), (120, 10179), (130, 9396), (135, 9048), (145, 8424), (156, 7830), (162, 7540), (174, 7020), (180, 6786), (195, 6264), (216, 5655), (232, 5265), (234, 5220), (260, 4698), (261, 4680), (270, 4524), (290, 4212), (312, 3915), (324, 3770), (348, 3510), (351, 3480), (360, 3393), (377, 3240), (390, 3132), (405, 3016), (435, 2808), (468, 2610), (520, 2349), (522, 2340), (540, 2262), (580, 2106), (585, 2088), (648, 1885), (696, 1755), (702, 1740), (754, 1620), (780, 1566), (783, 1560), (810, 1508), (870, 1404), (936, 1305), (1044, 1170), (1053, 1160), (1080, 1131)]