21222746320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2803}}^1$

素因数の和:2961

約数の個数: 160

約数和(自身を含む): 52872044544

約数和(自身を除く): 31649298224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 71, 80, 86, 124, 142, 155, 172, 215, 248, 284, 310, 344, 355, 430, 496, 568, 620, 688, 710, 860, 1136, 1240, 1333, 1420, 1720, 2201, 2480, 2666, 2803, 2840, 3053, 3440, 4402, 5332, 5606, 5680, 6106, 6665, 8804, 10664, 11005, 11212, 12212, 13330, 14015, 15265, 17608, 21328, 22010, 22424, 24424, 26660, 28030, 30530, 35216, 44020, 44848, 48848, 53320, 56060, 61060, 86893, 88040, 94643, 106640, 112120, 120529, 122120, 173786, 176080, 189286, 199013, 224240, 241058, 244240, 347572, 378572, 398026, 434465, 473215, 482116, 602645, 695144, 757144, 796052, 868930, 946430, 964232, 995065, 1205290, 1390288, 1514288, 1592104, 1737860, 1892860, 1928464, 1990130, 2410580, 3184208, 3475720, 3736399, 3785720, 3980260, 4821160, 6169403, 6951440, 7472798, 7571440, 7960520, 8557559, 9642320, 12338806, 14945596, 15921040, 17115118, 18681995, 24677612, 29891192, 30847015, 34230236, 37363990, 42787795, 49355224, 59782384, 61694030, 68460472, 74727980, 85575590, 98710448, 123388060, 136920944, 149455960, 171151180, 246776120, 265284329, 298911920, 342302360, 493552240, 530568658, 684604720, 1061137316, 1326421645, 2122274632, 2652843290, 4244549264, 5305686580, 10611373160, 21222746320]

約数ペア:

[(1, 21222746320), (2, 10611373160), (4, 5305686580), (5, 4244549264), (8, 2652843290), (10, 2122274632), (16, 1326421645), (20, 1061137316), (31, 684604720), (40, 530568658), (43, 493552240), (62, 342302360), (71, 298911920), (80, 265284329), (86, 246776120), (124, 171151180), (142, 149455960), (155, 136920944), (172, 123388060), (215, 98710448), (248, 85575590), (284, 74727980), (310, 68460472), (344, 61694030), (355, 59782384), (430, 49355224), (496, 42787795), (568, 37363990), (620, 34230236), (688, 30847015), (710, 29891192), (860, 24677612), (1136, 18681995), (1240, 17115118), (1333, 15921040), (1420, 14945596), (1720, 12338806), (2201, 9642320), (2480, 8557559), (2666, 7960520), (2803, 7571440), (2840, 7472798), (3053, 6951440), (3440, 6169403), (4402, 4821160), (5332, 3980260), (5606, 3785720), (5680, 3736399), (6106, 3475720), (6665, 3184208), (8804, 2410580), (10664, 1990130), (11005, 1928464), (11212, 1892860), (12212, 1737860), (13330, 1592104), (14015, 1514288), (15265, 1390288), (17608, 1205290), (21328, 995065), (22010, 964232), (22424, 946430), (24424, 868930), (26660, 796052), (28030, 757144), (30530, 695144), (35216, 602645), (44020, 482116), (44848, 473215), (48848, 434465), (53320, 398026), (56060, 378572), (61060, 347572), (86893, 244240), (88040, 241058), (94643, 224240), (106640, 199013), (112120, 189286), (120529, 176080), (122120, 173786)]