279694440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:536

約数の個数: 192

約数和(自身を含む): 968572800

約数和(自身を除く): 688878360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 103, 114, 120, 152, 171, 180, 190, 206, 228, 285, 309, 342, 360, 380, 397, 412, 456, 515, 570, 618, 684, 760, 794, 824, 855, 927, 1030, 1140, 1191, 1236, 1368, 1545, 1588, 1710, 1854, 1957, 1985, 2060, 2280, 2382, 2472, 3090, 3176, 3420, 3573, 3708, 3914, 3970, 4120, 4635, 4764, 5871, 5955, 6180, 6840, 7146, 7416, 7543, 7828, 7940, 9270, 9528, 9785, 11742, 11910, 12360, 14292, 15086, 15656, 15880, 17613, 17865, 18540, 19570, 22629, 23484, 23820, 28584, 29355, 30172, 35226, 35730, 37080, 37715, 39140, 40891, 45258, 46968, 47640, 58710, 60344, 67887, 70452, 71460, 75430, 78280, 81782, 88065, 90516, 113145, 117420, 122673, 135774, 140904, 142920, 150860, 163564, 176130, 181032, 204455, 226290, 234840, 245346, 271548, 301720, 327128, 339435, 352260, 368019, 408910, 452580, 490692, 543096, 613365, 678870, 704520, 736038, 776929, 817820, 905160, 981384, 1226730, 1357740, 1472076, 1553858, 1635640, 1840095, 2330787, 2453460, 2715480, 2944152, 3107716, 3680190, 3884645, 4661574, 4906920, 6215432, 6992361, 7360380, 7769290, 9323148, 11653935, 13984722, 14720760, 15538580, 18646296, 23307870, 27969444, 31077160, 34961805, 46615740, 55938888, 69923610, 93231480, 139847220, 279694440]

約数ペア:

[(1, 279694440), (2, 139847220), (3, 93231480), (4, 69923610), (5, 55938888), (6, 46615740), (8, 34961805), (9, 31077160), (10, 27969444), (12, 23307870), (15, 18646296), (18, 15538580), (19, 14720760), (20, 13984722), (24, 11653935), (30, 9323148), (36, 7769290), (38, 7360380), (40, 6992361), (45, 6215432), (57, 4906920), (60, 4661574), (72, 3884645), (76, 3680190), (90, 3107716), (95, 2944152), (103, 2715480), (114, 2453460), (120, 2330787), (152, 1840095), (171, 1635640), (180, 1553858), (190, 1472076), (206, 1357740), (228, 1226730), (285, 981384), (309, 905160), (342, 817820), (360, 776929), (380, 736038), (397, 704520), (412, 678870), (456, 613365), (515, 543096), (570, 490692), (618, 452580), (684, 408910), (760, 368019), (794, 352260), (824, 339435), (855, 327128), (927, 301720), (1030, 271548), (1140, 245346), (1191, 234840), (1236, 226290), (1368, 204455), (1545, 181032), (1588, 176130), (1710, 163564), (1854, 150860), (1957, 142920), (1985, 140904), (2060, 135774), (2280, 122673), (2382, 117420), (2472, 113145), (3090, 90516), (3176, 88065), (3420, 81782), (3573, 78280), (3708, 75430), (3914, 71460), (3970, 70452), (4120, 67887), (4635, 60344), (4764, 58710), (5871, 47640), (5955, 46968), (6180, 45258), (6840, 40891), (7146, 39140), (7416, 37715), (7543, 37080), (7828, 35730), (7940, 35226), (9270, 30172), (9528, 29355), (9785, 28584), (11742, 23820), (11910, 23484), (12360, 22629), (14292, 19570), (15086, 18540), (15656, 17865), (15880, 17613)]