321257160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7499}}^1$

素因数の和:7540

約数の個数: 192

約数和(自身を含む): 1263600000

約数和(自身を除く): 942342840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1428, 1530, 1785, 2040, 2142, 2380, 2520, 2856, 3060, 3570, 4284, 4760, 5355, 6120, 7140, 7499, 8568, 10710, 14280, 14998, 21420, 22497, 29996, 37495, 42840, 44994, 52493, 59992, 67491, 74990, 89988, 104986, 112485, 127483, 134982, 149980, 157479, 179976, 209972, 224970, 254966, 262465, 269964, 299960, 314958, 337455, 382449, 419944, 449940, 472437, 509932, 524930, 539928, 629916, 637415, 674910, 764898, 787395, 892381, 899880, 944874, 1019864, 1049860, 1147347, 1259832, 1274830, 1349820, 1529796, 1574790, 1784762, 1889748, 1912245, 2099720, 2294694, 2362185, 2549660, 2677143, 2699640, 3059592, 3149580, 3569524, 3779496, 3824490, 4461905, 4589388, 4724370, 5099320, 5354286, 5736735, 6299160, 7139048, 7648980, 8031429, 8923810, 9178776, 9448740, 10708572, 11473470, 13385715, 15297960, 16062858, 17847620, 18897480, 21417144, 22946940, 26771430, 32125716, 35695240, 40157145, 45893880, 53542860, 64251432, 80314290, 107085720, 160628580, 321257160]

約数ペア:

[(1, 321257160), (2, 160628580), (3, 107085720), (4, 80314290), (5, 64251432), (6, 53542860), (7, 45893880), (8, 40157145), (9, 35695240), (10, 32125716), (12, 26771430), (14, 22946940), (15, 21417144), (17, 18897480), (18, 17847620), (20, 16062858), (21, 15297960), (24, 13385715), (28, 11473470), (30, 10708572), (34, 9448740), (35, 9178776), (36, 8923810), (40, 8031429), (42, 7648980), (45, 7139048), (51, 6299160), (56, 5736735), (60, 5354286), (63, 5099320), (68, 4724370), (70, 4589388), (72, 4461905), (84, 3824490), (85, 3779496), (90, 3569524), (102, 3149580), (105, 3059592), (119, 2699640), (120, 2677143), (126, 2549660), (136, 2362185), (140, 2294694), (153, 2099720), (168, 1912245), (170, 1889748), (180, 1784762), (204, 1574790), (210, 1529796), (238, 1349820), (252, 1274830), (255, 1259832), (280, 1147347), (306, 1049860), (315, 1019864), (340, 944874), (357, 899880), (360, 892381), (408, 787395), (420, 764898), (476, 674910), (504, 637415), (510, 629916), (595, 539928), (612, 524930), (630, 509932), (680, 472437), (714, 449940), (765, 419944), (840, 382449), (952, 337455), (1020, 314958), (1071, 299960), (1190, 269964), (1224, 262465), (1260, 254966), (1428, 224970), (1530, 209972), (1785, 179976), (2040, 157479), (2142, 149980), (2380, 134982), (2520, 127483), (2856, 112485), (3060, 104986), (3570, 89988), (4284, 74990), (4760, 67491), (5355, 59992), (6120, 52493), (7140, 44994), (7499, 42840), (8568, 37495), (10710, 29996), (14280, 22497), (14998, 21420)]