243176220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:457

約数の個数: 216

約数和(自身を含む): 871416000

約数和(自身を除く): 628239780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 79, 84, 90, 98, 105, 126, 140, 147, 158, 180, 196, 210, 237, 245, 252, 294, 315, 316, 349, 395, 420, 441, 474, 490, 553, 588, 630, 698, 711, 735, 790, 882, 948, 980, 1047, 1106, 1185, 1260, 1396, 1422, 1470, 1580, 1659, 1745, 1764, 2094, 2205, 2212, 2370, 2443, 2765, 2844, 2940, 3141, 3318, 3490, 3555, 3871, 4188, 4410, 4740, 4886, 4977, 5235, 5530, 6282, 6636, 6980, 7110, 7329, 7742, 8295, 8820, 9772, 9954, 10470, 11060, 11613, 12215, 12564, 14220, 14658, 15484, 15705, 16590, 17101, 19355, 19908, 20940, 21987, 23226, 24430, 24885, 27571, 29316, 31410, 33180, 34202, 34839, 36645, 38710, 43974, 46452, 48860, 49770, 51303, 55142, 58065, 62820, 68404, 69678, 73290, 77420, 82713, 85505, 87948, 99540, 102606, 109935, 110284, 116130, 137855, 139356, 146580, 153909, 165426, 171010, 174195, 192997, 205212, 219870, 232260, 248139, 256515, 275710, 307818, 330852, 342020, 348390, 385994, 413565, 439740, 496278, 513030, 551420, 578991, 615636, 696780, 769545, 771988, 827130, 964985, 992556, 1026060, 1157982, 1240695, 1350979, 1539090, 1654260, 1736973, 1929970, 2315964, 2481390, 2701958, 2894955, 3078180, 3473946, 3859940, 4052937, 4962780, 5403916, 5789910, 6754895, 6947892, 8105874, 8684865, 11579820, 12158811, 13509790, 16211748, 17369730, 20264685, 24317622, 27019580, 34739460, 40529370, 48635244, 60794055, 81058740, 121588110, 243176220]

約数ペア:

[(1, 243176220), (2, 121588110), (3, 81058740), (4, 60794055), (5, 48635244), (6, 40529370), (7, 34739460), (9, 27019580), (10, 24317622), (12, 20264685), (14, 17369730), (15, 16211748), (18, 13509790), (20, 12158811), (21, 11579820), (28, 8684865), (30, 8105874), (35, 6947892), (36, 6754895), (42, 5789910), (45, 5403916), (49, 4962780), (60, 4052937), (63, 3859940), (70, 3473946), (79, 3078180), (84, 2894955), (90, 2701958), (98, 2481390), (105, 2315964), (126, 1929970), (140, 1736973), (147, 1654260), (158, 1539090), (180, 1350979), (196, 1240695), (210, 1157982), (237, 1026060), (245, 992556), (252, 964985), (294, 827130), (315, 771988), (316, 769545), (349, 696780), (395, 615636), (420, 578991), (441, 551420), (474, 513030), (490, 496278), (553, 439740), (588, 413565), (630, 385994), (698, 348390), (711, 342020), (735, 330852), (790, 307818), (882, 275710), (948, 256515), (980, 248139), (1047, 232260), (1106, 219870), (1185, 205212), (1260, 192997), (1396, 174195), (1422, 171010), (1470, 165426), (1580, 153909), (1659, 146580), (1745, 139356), (1764, 137855), (2094, 116130), (2205, 110284), (2212, 109935), (2370, 102606), (2443, 99540), (2765, 87948), (2844, 85505), (2940, 82713), (3141, 77420), (3318, 73290), (3490, 69678), (3555, 68404), (3871, 62820), (4188, 58065), (4410, 55142), (4740, 51303), (4886, 49770), (4977, 48860), (5235, 46452), (5530, 43974), (6282, 38710), (6636, 36645), (6980, 34839), (7110, 34202), (7329, 33180), (7742, 31410), (8295, 29316), (8820, 27571), (9772, 24885), (9954, 24430), (10470, 23226), (11060, 21987), (11613, 20940), (12215, 19908), (12564, 19355), (14220, 17101), (14658, 16590), (15484, 15705)]