71368380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 232805664

約数和(自身を除く): 161437284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 83, 85, 90, 102, 153, 166, 170, 180, 204, 249, 255, 281, 306, 332, 340, 415, 498, 510, 562, 612, 747, 765, 830, 843, 996, 1020, 1124, 1245, 1405, 1411, 1494, 1530, 1660, 1686, 2490, 2529, 2810, 2822, 2988, 3060, 3372, 3735, 4215, 4233, 4777, 4980, 5058, 5620, 5644, 7055, 7470, 8430, 8466, 9554, 10116, 12645, 12699, 14110, 14331, 14940, 16860, 16932, 19108, 21165, 23323, 23885, 25290, 25398, 28220, 28662, 42330, 42993, 46646, 47770, 50580, 50796, 57324, 63495, 69969, 71655, 84660, 85986, 93292, 95540, 116615, 126990, 139938, 143310, 171972, 209907, 214965, 233230, 253980, 279876, 286620, 349845, 396491, 419814, 429930, 466460, 699690, 792982, 839628, 859860, 1049535, 1189473, 1399380, 1585964, 1982455, 2099070, 2378946, 3568419, 3964910, 4198140, 4757892, 5947365, 7136838, 7929820, 11894730, 14273676, 17842095, 23789460, 35684190, 71368380]

約数ペア:

[(1, 71368380), (2, 35684190), (3, 23789460), (4, 17842095), (5, 14273676), (6, 11894730), (9, 7929820), (10, 7136838), (12, 5947365), (15, 4757892), (17, 4198140), (18, 3964910), (20, 3568419), (30, 2378946), (34, 2099070), (36, 1982455), (45, 1585964), (51, 1399380), (60, 1189473), (68, 1049535), (83, 859860), (85, 839628), (90, 792982), (102, 699690), (153, 466460), (166, 429930), (170, 419814), (180, 396491), (204, 349845), (249, 286620), (255, 279876), (281, 253980), (306, 233230), (332, 214965), (340, 209907), (415, 171972), (498, 143310), (510, 139938), (562, 126990), (612, 116615), (747, 95540), (765, 93292), (830, 85986), (843, 84660), (996, 71655), (1020, 69969), (1124, 63495), (1245, 57324), (1405, 50796), (1411, 50580), (1494, 47770), (1530, 46646), (1660, 42993), (1686, 42330), (2490, 28662), (2529, 28220), (2810, 25398), (2822, 25290), (2988, 23885), (3060, 23323), (3372, 21165), (3735, 19108), (4215, 16932), (4233, 16860), (4777, 14940), (4980, 14331), (5058, 14110), (5620, 12699), (5644, 12645), (7055, 10116), (7470, 9554), (8430, 8466)]