168021240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^3\times {\mathrm{47}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 531947520

約数和(自身を除く): 363926280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 47, 60, 62, 93, 94, 120, 124, 141, 155, 186, 188, 235, 248, 282, 310, 372, 376, 465, 470, 564, 620, 705, 744, 930, 940, 961, 1128, 1240, 1410, 1457, 1860, 1880, 1922, 2820, 2883, 2914, 3720, 3844, 4371, 4805, 5640, 5766, 5828, 7285, 7688, 8742, 9610, 11532, 11656, 14415, 14570, 17484, 19220, 21855, 23064, 28830, 29140, 29791, 34968, 38440, 43710, 45167, 57660, 58280, 59582, 87420, 89373, 90334, 115320, 119164, 135501, 148955, 174840, 178746, 180668, 225835, 238328, 271002, 297910, 357492, 361336, 446865, 451670, 542004, 595820, 677505, 714984, 893730, 903340, 1084008, 1191640, 1355010, 1400177, 1787460, 1806680, 2710020, 2800354, 3574920, 4200531, 5420040, 5600708, 7000885, 8401062, 11201416, 14001770, 16802124, 21002655, 28003540, 33604248, 42005310, 56007080, 84010620, 168021240]

約数ペア:

[(1, 168021240), (2, 84010620), (3, 56007080), (4, 42005310), (5, 33604248), (6, 28003540), (8, 21002655), (10, 16802124), (12, 14001770), (15, 11201416), (20, 8401062), (24, 7000885), (30, 5600708), (31, 5420040), (40, 4200531), (47, 3574920), (60, 2800354), (62, 2710020), (93, 1806680), (94, 1787460), (120, 1400177), (124, 1355010), (141, 1191640), (155, 1084008), (186, 903340), (188, 893730), (235, 714984), (248, 677505), (282, 595820), (310, 542004), (372, 451670), (376, 446865), (465, 361336), (470, 357492), (564, 297910), (620, 271002), (705, 238328), (744, 225835), (930, 180668), (940, 178746), (961, 174840), (1128, 148955), (1240, 135501), (1410, 119164), (1457, 115320), (1860, 90334), (1880, 89373), (1922, 87420), (2820, 59582), (2883, 58280), (2914, 57660), (3720, 45167), (3844, 43710), (4371, 38440), (4805, 34968), (5640, 29791), (5766, 29140), (5828, 28830), (7285, 23064), (7688, 21855), (8742, 19220), (9610, 17484), (11532, 14570), (11656, 14415)]