1406978280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1993}}^1$

素因数の和:2100

約数の個数: 192

約数和(自身を含む): 4787274960

約数和(自身を除く): 3380296680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 53, 60, 72, 74, 90, 106, 111, 120, 148, 159, 180, 185, 212, 222, 265, 296, 318, 333, 360, 370, 424, 444, 477, 530, 555, 636, 666, 740, 795, 888, 954, 1060, 1110, 1272, 1332, 1480, 1590, 1665, 1908, 1961, 1993, 2120, 2220, 2385, 2664, 3180, 3330, 3816, 3922, 3986, 4440, 4770, 5883, 5979, 6360, 6660, 7844, 7972, 9540, 9805, 9965, 11766, 11958, 13320, 15688, 15944, 17649, 17937, 19080, 19610, 19930, 23532, 23916, 29415, 29895, 35298, 35874, 39220, 39860, 47064, 47832, 58830, 59790, 70596, 71748, 73741, 78440, 79720, 88245, 89685, 105629, 117660, 119580, 141192, 143496, 147482, 176490, 179370, 211258, 221223, 235320, 239160, 294964, 316887, 352980, 358740, 368705, 422516, 442446, 528145, 589928, 633774, 663669, 705960, 717480, 737410, 845032, 884892, 950661, 1056290, 1106115, 1267548, 1327338, 1474820, 1584435, 1769784, 1901322, 2112580, 2212230, 2535096, 2654676, 2949640, 3168870, 3318345, 3802644, 3908273, 4225160, 4424460, 4753305, 5309352, 6337740, 6636690, 7605288, 7816546, 8848920, 9506610, 11724819, 12675480, 13273380, 15633092, 19013220, 19541365, 23449638, 26546760, 31266184, 35174457, 38026440, 39082730, 46899276, 58624095, 70348914, 78165460, 93798552, 117248190, 140697828, 156330920, 175872285, 234496380, 281395656, 351744570, 468992760, 703489140, 1406978280]

約数ペア:

[(1, 1406978280), (2, 703489140), (3, 468992760), (4, 351744570), (5, 281395656), (6, 234496380), (8, 175872285), (9, 156330920), (10, 140697828), (12, 117248190), (15, 93798552), (18, 78165460), (20, 70348914), (24, 58624095), (30, 46899276), (36, 39082730), (37, 38026440), (40, 35174457), (45, 31266184), (53, 26546760), (60, 23449638), (72, 19541365), (74, 19013220), (90, 15633092), (106, 13273380), (111, 12675480), (120, 11724819), (148, 9506610), (159, 8848920), (180, 7816546), (185, 7605288), (212, 6636690), (222, 6337740), (265, 5309352), (296, 4753305), (318, 4424460), (333, 4225160), (360, 3908273), (370, 3802644), (424, 3318345), (444, 3168870), (477, 2949640), (530, 2654676), (555, 2535096), (636, 2212230), (666, 2112580), (740, 1901322), (795, 1769784), (888, 1584435), (954, 1474820), (1060, 1327338), (1110, 1267548), (1272, 1106115), (1332, 1056290), (1480, 950661), (1590, 884892), (1665, 845032), (1908, 737410), (1961, 717480), (1993, 705960), (2120, 663669), (2220, 633774), (2385, 589928), (2664, 528145), (3180, 442446), (3330, 422516), (3816, 368705), (3922, 358740), (3986, 352980), (4440, 316887), (4770, 294964), (5883, 239160), (5979, 235320), (6360, 221223), (6660, 211258), (7844, 179370), (7972, 176490), (9540, 147482), (9805, 143496), (9965, 141192), (11766, 119580), (11958, 117660), (13320, 105629), (15688, 89685), (15944, 88245), (17649, 79720), (17937, 78440), (19080, 73741), (19610, 71748), (19930, 70596), (23532, 59790), (23916, 58830), (29415, 47832), (29895, 47064), (35298, 39860), (35874, 39220)]