279451440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 240

約数和(自身を含む): 1009756800

約数和(自身を除く): 730305360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 79, 80, 85, 90, 102, 120, 136, 144, 153, 158, 170, 180, 204, 237, 240, 255, 272, 289, 306, 316, 340, 360, 395, 408, 474, 510, 578, 612, 632, 680, 711, 720, 765, 790, 816, 867, 948, 1020, 1156, 1185, 1224, 1264, 1343, 1360, 1422, 1445, 1530, 1580, 1734, 1896, 2040, 2312, 2370, 2448, 2601, 2686, 2844, 2890, 3060, 3160, 3468, 3555, 3792, 4029, 4080, 4335, 4624, 4740, 4913, 5202, 5372, 5688, 5780, 6120, 6320, 6715, 6936, 7110, 8058, 8670, 9480, 9826, 10404, 10744, 11376, 11560, 12087, 12240, 13005, 13430, 13872, 14220, 14739, 16116, 17340, 18960, 19652, 20145, 20808, 21488, 22831, 23120, 24174, 24565, 26010, 26860, 28440, 29478, 32232, 34680, 39304, 40290, 41616, 44217, 45662, 48348, 49130, 52020, 53720, 56880, 58956, 60435, 64464, 68493, 69360, 73695, 78608, 80580, 88434, 91324, 96696, 98260, 104040, 107440, 114155, 117912, 120870, 136986, 147390, 161160, 176868, 182648, 193392, 196520, 205479, 208080, 221085, 228310, 235824, 241740, 273972, 294780, 322320, 342465, 353736, 365296, 388127, 393040, 410958, 442170, 456620, 483480, 547944, 589560, 684930, 707472, 776254, 821916, 884340, 913240, 966960, 1027395, 1095888, 1164381, 1179120, 1369860, 1552508, 1643832, 1768680, 1826480, 1940635, 2054790, 2328762, 2739720, 3105016, 3287664, 3493143, 3537360, 3881270, 4109580, 4657524, 5479440, 5821905, 6210032, 6986286, 7762540, 8219160, 9315048, 11643810, 13972572, 15525080, 16438320, 17465715, 18630096, 23287620, 27945144, 31050160, 34931430, 46575240, 55890288, 69862860, 93150480, 139725720, 279451440]

約数ペア:

[(1, 279451440), (2, 139725720), (3, 93150480), (4, 69862860), (5, 55890288), (6, 46575240), (8, 34931430), (9, 31050160), (10, 27945144), (12, 23287620), (15, 18630096), (16, 17465715), (17, 16438320), (18, 15525080), (20, 13972572), (24, 11643810), (30, 9315048), (34, 8219160), (36, 7762540), (40, 6986286), (45, 6210032), (48, 5821905), (51, 5479440), (60, 4657524), (68, 4109580), (72, 3881270), (79, 3537360), (80, 3493143), (85, 3287664), (90, 3105016), (102, 2739720), (120, 2328762), (136, 2054790), (144, 1940635), (153, 1826480), (158, 1768680), (170, 1643832), (180, 1552508), (204, 1369860), (237, 1179120), (240, 1164381), (255, 1095888), (272, 1027395), (289, 966960), (306, 913240), (316, 884340), (340, 821916), (360, 776254), (395, 707472), (408, 684930), (474, 589560), (510, 547944), (578, 483480), (612, 456620), (632, 442170), (680, 410958), (711, 393040), (720, 388127), (765, 365296), (790, 353736), (816, 342465), (867, 322320), (948, 294780), (1020, 273972), (1156, 241740), (1185, 235824), (1224, 228310), (1264, 221085), (1343, 208080), (1360, 205479), (1422, 196520), (1445, 193392), (1530, 182648), (1580, 176868), (1734, 161160), (1896, 147390), (2040, 136986), (2312, 120870), (2370, 117912), (2448, 114155), (2601, 107440), (2686, 104040), (2844, 98260), (2890, 96696), (3060, 91324), (3160, 88434), (3468, 80580), (3555, 78608), (3792, 73695), (4029, 69360), (4080, 68493), (4335, 64464), (4624, 60435), (4740, 58956), (4913, 56880), (5202, 53720), (5372, 52020), (5688, 49130), (5780, 48348), (6120, 45662), (6320, 44217), (6715, 41616), (6936, 40290), (7110, 39304), (8058, 34680), (8670, 32232), (9480, 29478), (9826, 28440), (10404, 26860), (10744, 26010), (11376, 24565), (11560, 24174), (12087, 23120), (12240, 22831), (13005, 21488), (13430, 20808), (13872, 20145), (14220, 19652), (14739, 18960), (16116, 17340)]