777919890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{223}}^1$

素因数の和:317

約数の個数: 144

約数和(自身を含む): 2130008832

約数和(自身を除く): 1352088942

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 121, 155, 165, 186, 223, 242, 310, 330, 341, 363, 446, 465, 605, 669, 682, 726, 930, 961, 1023, 1115, 1210, 1338, 1705, 1815, 1922, 2046, 2230, 2453, 2883, 3345, 3410, 3630, 3751, 4805, 4906, 5115, 5766, 6690, 6913, 7359, 7502, 9610, 10230, 10571, 11253, 12265, 13826, 14415, 14718, 18755, 20739, 21142, 22506, 24530, 26983, 28830, 31713, 34565, 36795, 37510, 41478, 52855, 53966, 56265, 63426, 69130, 73590, 76043, 80949, 103695, 105710, 112530, 116281, 134915, 152086, 158565, 161898, 207390, 214303, 228129, 232562, 269830, 317130, 348843, 380215, 404745, 428606, 456258, 581405, 642909, 697686, 760430, 809490, 836473, 1071515, 1140645, 1162810, 1285818, 1672946, 1744215, 2143030, 2281290, 2357333, 2509419, 3214545, 3488430, 4182365, 4714666, 5018838, 6429090, 7071999, 8364730, 11786665, 12547095, 14143998, 23573330, 25094190, 25930663, 35359995, 51861326, 70719990, 77791989, 129653315, 155583978, 259306630, 388959945, 777919890]

約数ペア:

[(1, 777919890), (2, 388959945), (3, 259306630), (5, 155583978), (6, 129653315), (10, 77791989), (11, 70719990), (15, 51861326), (22, 35359995), (30, 25930663), (31, 25094190), (33, 23573330), (55, 14143998), (62, 12547095), (66, 11786665), (93, 8364730), (110, 7071999), (121, 6429090), (155, 5018838), (165, 4714666), (186, 4182365), (223, 3488430), (242, 3214545), (310, 2509419), (330, 2357333), (341, 2281290), (363, 2143030), (446, 1744215), (465, 1672946), (605, 1285818), (669, 1162810), (682, 1140645), (726, 1071515), (930, 836473), (961, 809490), (1023, 760430), (1115, 697686), (1210, 642909), (1338, 581405), (1705, 456258), (1815, 428606), (1922, 404745), (2046, 380215), (2230, 348843), (2453, 317130), (2883, 269830), (3345, 232562), (3410, 228129), (3630, 214303), (3751, 207390), (4805, 161898), (4906, 158565), (5115, 152086), (5766, 134915), (6690, 116281), (6913, 112530), (7359, 105710), (7502, 103695), (9610, 80949), (10230, 76043), (10571, 73590), (11253, 69130), (12265, 63426), (13826, 56265), (14415, 53966), (14718, 52855), (18755, 41478), (20739, 37510), (21142, 36795), (22506, 34565), (24530, 31713), (26983, 28830)]