80339220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:199

約数の個数: 216

約数和(自身を含む): 279770400

約数和(自身を除く): 199431180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 139, 156, 169, 171, 180, 190, 195, 228, 234, 247, 260, 278, 285, 338, 342, 380, 390, 417, 468, 494, 507, 556, 570, 585, 676, 684, 695, 741, 780, 834, 845, 855, 988, 1014, 1140, 1170, 1235, 1251, 1390, 1482, 1521, 1668, 1690, 1710, 1807, 2028, 2085, 2223, 2340, 2470, 2502, 2535, 2641, 2780, 2964, 3042, 3211, 3380, 3420, 3614, 3705, 4170, 4446, 4940, 5004, 5070, 5282, 5421, 6084, 6255, 6422, 7228, 7410, 7605, 7923, 8340, 8892, 9035, 9633, 10140, 10564, 10842, 11115, 12510, 12844, 13205, 14820, 15210, 15846, 16055, 16263, 18070, 19266, 21684, 22230, 23491, 23769, 25020, 26410, 27105, 28899, 30420, 31692, 32110, 32526, 34333, 36140, 38532, 39615, 44460, 46982, 47538, 48165, 52820, 54210, 57798, 64220, 65052, 68666, 70473, 79230, 81315, 93964, 95076, 96330, 102999, 108420, 115596, 117455, 118845, 137332, 140946, 144495, 158460, 162630, 171665, 192660, 205998, 211419, 234910, 237690, 281892, 288990, 308997, 325260, 343330, 352365, 411996, 422838, 446329, 469820, 475380, 514995, 577980, 617994, 686660, 704730, 845676, 892658, 1029990, 1057095, 1235988, 1338987, 1409460, 1544985, 1785316, 2059980, 2114190, 2231645, 2677974, 3089970, 4016961, 4228380, 4463290, 5355948, 6179940, 6694935, 8033922, 8926580, 13389870, 16067844, 20084805, 26779740, 40169610, 80339220]

約数ペア:

[(1, 80339220), (2, 40169610), (3, 26779740), (4, 20084805), (5, 16067844), (6, 13389870), (9, 8926580), (10, 8033922), (12, 6694935), (13, 6179940), (15, 5355948), (18, 4463290), (19, 4228380), (20, 4016961), (26, 3089970), (30, 2677974), (36, 2231645), (38, 2114190), (39, 2059980), (45, 1785316), (52, 1544985), (57, 1409460), (60, 1338987), (65, 1235988), (76, 1057095), (78, 1029990), (90, 892658), (95, 845676), (114, 704730), (117, 686660), (130, 617994), (139, 577980), (156, 514995), (169, 475380), (171, 469820), (180, 446329), (190, 422838), (195, 411996), (228, 352365), (234, 343330), (247, 325260), (260, 308997), (278, 288990), (285, 281892), (338, 237690), (342, 234910), (380, 211419), (390, 205998), (417, 192660), (468, 171665), (494, 162630), (507, 158460), (556, 144495), (570, 140946), (585, 137332), (676, 118845), (684, 117455), (695, 115596), (741, 108420), (780, 102999), (834, 96330), (845, 95076), (855, 93964), (988, 81315), (1014, 79230), (1140, 70473), (1170, 68666), (1235, 65052), (1251, 64220), (1390, 57798), (1482, 54210), (1521, 52820), (1668, 48165), (1690, 47538), (1710, 46982), (1807, 44460), (2028, 39615), (2085, 38532), (2223, 36140), (2340, 34333), (2470, 32526), (2502, 32110), (2535, 31692), (2641, 30420), (2780, 28899), (2964, 27105), (3042, 26410), (3211, 25020), (3380, 23769), (3420, 23491), (3614, 22230), (3705, 21684), (4170, 19266), (4446, 18070), (4940, 16263), (5004, 16055), (5070, 15846), (5282, 15210), (5421, 14820), (6084, 13205), (6255, 12844), (6422, 12510), (7228, 11115), (7410, 10842), (7605, 10564), (7923, 10140), (8340, 9633), (8892, 9035)]