77787570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 225815040

約数和(自身を除く): 148027470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 53, 58, 70, 87, 105, 106, 145, 159, 174, 203, 210, 241, 265, 290, 318, 371, 406, 435, 482, 530, 609, 723, 742, 795, 870, 1015, 1113, 1205, 1218, 1446, 1537, 1590, 1687, 1855, 2030, 2226, 2410, 3045, 3074, 3374, 3615, 3710, 4611, 5061, 5565, 6090, 6989, 7230, 7685, 8435, 9222, 10122, 10759, 11130, 12773, 13978, 15370, 16870, 20967, 21518, 23055, 25305, 25546, 32277, 34945, 38319, 41934, 46110, 48923, 50610, 53795, 63865, 64554, 69890, 76638, 89411, 97846, 104835, 107590, 127730, 146769, 161385, 178822, 191595, 209670, 244615, 268233, 293538, 322770, 370417, 383190, 447055, 489230, 536466, 733845, 740834, 894110, 1111251, 1341165, 1467690, 1852085, 2222502, 2592919, 2682330, 3704170, 5185838, 5556255, 7778757, 11112510, 12964595, 15557514, 25929190, 38893785, 77787570]

約数ペア:

[(1, 77787570), (2, 38893785), (3, 25929190), (5, 15557514), (6, 12964595), (7, 11112510), (10, 7778757), (14, 5556255), (15, 5185838), (21, 3704170), (29, 2682330), (30, 2592919), (35, 2222502), (42, 1852085), (53, 1467690), (58, 1341165), (70, 1111251), (87, 894110), (105, 740834), (106, 733845), (145, 536466), (159, 489230), (174, 447055), (203, 383190), (210, 370417), (241, 322770), (265, 293538), (290, 268233), (318, 244615), (371, 209670), (406, 191595), (435, 178822), (482, 161385), (530, 146769), (609, 127730), (723, 107590), (742, 104835), (795, 97846), (870, 89411), (1015, 76638), (1113, 69890), (1205, 64554), (1218, 63865), (1446, 53795), (1537, 50610), (1590, 48923), (1687, 46110), (1855, 41934), (2030, 38319), (2226, 34945), (2410, 32277), (3045, 25546), (3074, 25305), (3374, 23055), (3615, 21518), (3710, 20967), (4611, 16870), (5061, 15370), (5565, 13978), (6090, 12773), (6989, 11130), (7230, 10759), (7685, 10122), (8435, 9222)]