321538680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:331

約数の個数: 256

約数和(自身を含む): 1153958400

約数和(自身を除く): 832419720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 83, 85, 90, 102, 108, 120, 135, 136, 153, 166, 170, 180, 204, 211, 216, 249, 255, 270, 306, 332, 340, 360, 408, 415, 422, 459, 498, 510, 540, 612, 633, 664, 680, 747, 765, 830, 844, 918, 996, 1020, 1055, 1080, 1224, 1245, 1266, 1411, 1494, 1530, 1660, 1688, 1836, 1899, 1992, 2040, 2110, 2241, 2295, 2490, 2532, 2822, 2988, 3060, 3165, 3320, 3587, 3672, 3735, 3798, 4220, 4233, 4482, 4590, 4980, 5064, 5644, 5697, 5976, 6120, 6330, 7055, 7174, 7470, 7596, 8440, 8466, 8964, 9180, 9495, 9960, 10761, 11205, 11288, 11394, 12660, 12699, 14110, 14348, 14940, 15192, 16932, 17513, 17928, 17935, 18360, 18990, 21165, 21522, 22410, 22788, 25320, 25398, 28220, 28485, 28696, 29880, 32283, 33864, 35026, 35870, 37980, 38097, 42330, 43044, 44820, 45576, 50796, 52539, 53805, 56440, 56970, 63495, 64566, 70052, 71740, 75960, 76194, 84660, 86088, 87565, 89640, 96849, 101592, 105078, 107610, 113940, 126990, 129132, 140104, 143480, 152388, 157617, 161415, 169320, 175130, 190485, 193698, 210156, 215220, 227880, 253980, 258264, 262695, 297721, 304776, 315234, 322830, 350260, 380970, 387396, 420312, 430440, 472851, 484245, 507960, 525390, 595442, 630468, 645660, 700520, 761940, 774792, 788085, 893163, 945702, 968490, 1050780, 1190884, 1260936, 1291320, 1488605, 1523880, 1576170, 1786326, 1891404, 1936980, 2101560, 2364255, 2381768, 2679489, 2977210, 3152340, 3572652, 3782808, 3873960, 4465815, 4728510, 5358978, 5954420, 6304680, 7145304, 8038467, 8931630, 9457020, 10717956, 11908840, 13397445, 16076934, 17863260, 18914040, 21435912, 26794890, 32153868, 35726520, 40192335, 53589780, 64307736, 80384670, 107179560, 160769340, 321538680]

約数ペア:

[(1, 321538680), (2, 160769340), (3, 107179560), (4, 80384670), (5, 64307736), (6, 53589780), (8, 40192335), (9, 35726520), (10, 32153868), (12, 26794890), (15, 21435912), (17, 18914040), (18, 17863260), (20, 16076934), (24, 13397445), (27, 11908840), (30, 10717956), (34, 9457020), (36, 8931630), (40, 8038467), (45, 7145304), (51, 6304680), (54, 5954420), (60, 5358978), (68, 4728510), (72, 4465815), (83, 3873960), (85, 3782808), (90, 3572652), (102, 3152340), (108, 2977210), (120, 2679489), (135, 2381768), (136, 2364255), (153, 2101560), (166, 1936980), (170, 1891404), (180, 1786326), (204, 1576170), (211, 1523880), (216, 1488605), (249, 1291320), (255, 1260936), (270, 1190884), (306, 1050780), (332, 968490), (340, 945702), (360, 893163), (408, 788085), (415, 774792), (422, 761940), (459, 700520), (498, 645660), (510, 630468), (540, 595442), (612, 525390), (633, 507960), (664, 484245), (680, 472851), (747, 430440), (765, 420312), (830, 387396), (844, 380970), (918, 350260), (996, 322830), (1020, 315234), (1055, 304776), (1080, 297721), (1224, 262695), (1245, 258264), (1266, 253980), (1411, 227880), (1494, 215220), (1530, 210156), (1660, 193698), (1688, 190485), (1836, 175130), (1899, 169320), (1992, 161415), (2040, 157617), (2110, 152388), (2241, 143480), (2295, 140104), (2490, 129132), (2532, 126990), (2822, 113940), (2988, 107610), (3060, 105078), (3165, 101592), (3320, 96849), (3587, 89640), (3672, 87565), (3735, 86088), (3798, 84660), (4220, 76194), (4233, 75960), (4482, 71740), (4590, 70052), (4980, 64566), (5064, 63495), (5644, 56970), (5697, 56440), (5976, 53805), (6120, 52539), (6330, 50796), (7055, 45576), (7174, 44820), (7470, 43044), (7596, 42330), (8440, 38097), (8466, 37980), (8964, 35870), (9180, 35026), (9495, 33864), (9960, 32283), (10761, 29880), (11205, 28696), (11288, 28485), (11394, 28220), (12660, 25398), (12699, 25320), (14110, 22788), (14348, 22410), (14940, 21522), (15192, 21165), (16932, 18990), (17513, 18360), (17928, 17935)]