312499080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:293

約数の個数: 256

約数和(自身を含む): 1114848000

約数和(自身を除く): 802348920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 97, 108, 114, 120, 135, 152, 157, 171, 180, 190, 194, 216, 228, 270, 285, 291, 314, 342, 360, 380, 388, 456, 471, 485, 513, 540, 570, 582, 628, 684, 760, 776, 785, 855, 873, 942, 970, 1026, 1080, 1140, 1164, 1256, 1368, 1413, 1455, 1570, 1710, 1746, 1843, 1884, 1940, 2052, 2280, 2328, 2355, 2565, 2619, 2826, 2910, 2983, 3140, 3420, 3492, 3686, 3768, 3880, 4104, 4239, 4365, 4710, 5130, 5238, 5529, 5652, 5820, 5966, 6280, 6840, 6984, 7065, 7372, 8478, 8730, 8949, 9215, 9420, 10260, 10476, 11058, 11304, 11640, 11932, 13095, 14130, 14744, 14915, 15229, 16587, 16956, 17460, 17898, 18430, 18840, 20520, 20952, 21195, 22116, 23864, 26190, 26847, 27645, 28260, 29830, 30458, 33174, 33912, 34920, 35796, 36860, 42390, 44232, 44745, 45687, 49761, 52380, 53694, 55290, 56520, 59660, 60916, 66348, 71592, 73720, 76145, 80541, 82935, 84780, 89490, 91374, 99522, 104760, 107388, 110580, 119320, 121832, 132696, 134235, 137061, 152290, 161082, 165870, 169560, 178980, 182748, 199044, 214776, 221160, 228435, 248805, 268470, 274122, 289351, 304580, 322164, 331740, 357960, 365496, 398088, 402705, 411183, 456870, 497610, 536940, 548244, 578702, 609160, 644328, 663480, 685305, 805410, 822366, 868053, 913740, 995220, 1073880, 1096488, 1157404, 1370610, 1446755, 1610820, 1644732, 1736106, 1827480, 1990440, 2055915, 2314808, 2604159, 2741220, 2893510, 3221640, 3289464, 3472212, 4111830, 4340265, 5208318, 5482440, 5787020, 6944424, 7812477, 8223660, 8680530, 10416636, 11574040, 13020795, 15624954, 16447320, 17361060, 20833272, 26041590, 31249908, 34722120, 39062385, 52083180, 62499816, 78124770, 104166360, 156249540, 312499080]

約数ペア:

[(1, 312499080), (2, 156249540), (3, 104166360), (4, 78124770), (5, 62499816), (6, 52083180), (8, 39062385), (9, 34722120), (10, 31249908), (12, 26041590), (15, 20833272), (18, 17361060), (19, 16447320), (20, 15624954), (24, 13020795), (27, 11574040), (30, 10416636), (36, 8680530), (38, 8223660), (40, 7812477), (45, 6944424), (54, 5787020), (57, 5482440), (60, 5208318), (72, 4340265), (76, 4111830), (90, 3472212), (95, 3289464), (97, 3221640), (108, 2893510), (114, 2741220), (120, 2604159), (135, 2314808), (152, 2055915), (157, 1990440), (171, 1827480), (180, 1736106), (190, 1644732), (194, 1610820), (216, 1446755), (228, 1370610), (270, 1157404), (285, 1096488), (291, 1073880), (314, 995220), (342, 913740), (360, 868053), (380, 822366), (388, 805410), (456, 685305), (471, 663480), (485, 644328), (513, 609160), (540, 578702), (570, 548244), (582, 536940), (628, 497610), (684, 456870), (760, 411183), (776, 402705), (785, 398088), (855, 365496), (873, 357960), (942, 331740), (970, 322164), (1026, 304580), (1080, 289351), (1140, 274122), (1164, 268470), (1256, 248805), (1368, 228435), (1413, 221160), (1455, 214776), (1570, 199044), (1710, 182748), (1746, 178980), (1843, 169560), (1884, 165870), (1940, 161082), (2052, 152290), (2280, 137061), (2328, 134235), (2355, 132696), (2565, 121832), (2619, 119320), (2826, 110580), (2910, 107388), (2983, 104760), (3140, 99522), (3420, 91374), (3492, 89490), (3686, 84780), (3768, 82935), (3880, 80541), (4104, 76145), (4239, 73720), (4365, 71592), (4710, 66348), (5130, 60916), (5238, 59660), (5529, 56520), (5652, 55290), (5820, 53694), (5966, 52380), (6280, 49761), (6840, 45687), (6984, 44745), (7065, 44232), (7372, 42390), (8478, 36860), (8730, 35796), (8949, 34920), (9215, 33912), (9420, 33174), (10260, 30458), (10476, 29830), (11058, 28260), (11304, 27645), (11640, 26847), (11932, 26190), (13095, 23864), (14130, 22116), (14744, 21195), (14915, 20952), (15229, 20520), (16587, 18840), (16956, 18430), (17460, 17898)]