72490320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1$

素因数の和:802

約数の個数: 240

約数和(自身を含む): 293255040

約数和(自身を除く): 220764720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 757, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1514, 1520, 1596, 1680, 1710, 1995, 2128, 2271, 2280, 2394, 2520, 2660, 2736, 3028, 3192, 3420, 3785, 3990, 4542, 4560, 4788, 5040, 5299, 5320, 5985, 6056, 6384, 6813, 6840, 7570, 7980, 9084, 9576, 10598, 10640, 11355, 11970, 12112, 13626, 13680, 14383, 15140, 15897, 15960, 18168, 19152, 21196, 22710, 23940, 26495, 27252, 28766, 30280, 31794, 31920, 34065, 36336, 42392, 43149, 45420, 47691, 47880, 52990, 54504, 57532, 60560, 63588, 68130, 71915, 79485, 84784, 86298, 90840, 95382, 95760, 100681, 105980, 109008, 115064, 127176, 129447, 136260, 143830, 158970, 172596, 181680, 190764, 201362, 211960, 215745, 230128, 238455, 254352, 258894, 272520, 287660, 302043, 317940, 345192, 381528, 402724, 423920, 431490, 476910, 503405, 517788, 545040, 575320, 604086, 635880, 647235, 690384, 763056, 805448, 862980, 906129, 953820, 1006810, 1035576, 1150640, 1208172, 1271760, 1294470, 1510215, 1610896, 1725960, 1812258, 1907640, 2013620, 2071152, 2416344, 2588940, 3020430, 3451920, 3624516, 3815280, 4027240, 4530645, 4832688, 5177880, 6040860, 7249032, 8054480, 9061290, 10355760, 12081720, 14498064, 18122580, 24163440, 36245160, 72490320]

約数ペア:

[(1, 72490320), (2, 36245160), (3, 24163440), (4, 18122580), (5, 14498064), (6, 12081720), (7, 10355760), (8, 9061290), (9, 8054480), (10, 7249032), (12, 6040860), (14, 5177880), (15, 4832688), (16, 4530645), (18, 4027240), (19, 3815280), (20, 3624516), (21, 3451920), (24, 3020430), (28, 2588940), (30, 2416344), (35, 2071152), (36, 2013620), (38, 1907640), (40, 1812258), (42, 1725960), (45, 1610896), (48, 1510215), (56, 1294470), (57, 1271760), (60, 1208172), (63, 1150640), (70, 1035576), (72, 1006810), (76, 953820), (80, 906129), (84, 862980), (90, 805448), (95, 763056), (105, 690384), (112, 647235), (114, 635880), (120, 604086), (126, 575320), (133, 545040), (140, 517788), (144, 503405), (152, 476910), (168, 431490), (171, 423920), (180, 402724), (190, 381528), (210, 345192), (228, 317940), (240, 302043), (252, 287660), (266, 272520), (280, 258894), (285, 254352), (304, 238455), (315, 230128), (336, 215745), (342, 211960), (360, 201362), (380, 190764), (399, 181680), (420, 172596), (456, 158970), (504, 143830), (532, 136260), (560, 129447), (570, 127176), (630, 115064), (665, 109008), (684, 105980), (720, 100681), (757, 95760), (760, 95382), (798, 90840), (840, 86298), (855, 84784), (912, 79485), (1008, 71915), (1064, 68130), (1140, 63588), (1197, 60560), (1260, 57532), (1330, 54504), (1368, 52990), (1514, 47880), (1520, 47691), (1596, 45420), (1680, 43149), (1710, 42392), (1995, 36336), (2128, 34065), (2271, 31920), (2280, 31794), (2394, 30280), (2520, 28766), (2660, 27252), (2736, 26495), (3028, 23940), (3192, 22710), (3420, 21196), (3785, 19152), (3990, 18168), (4542, 15960), (4560, 15897), (4788, 15140), (5040, 14383), (5299, 13680), (5320, 13626), (5985, 12112), (6056, 11970), (6384, 11355), (6813, 10640), (6840, 10598), (7570, 9576), (7980, 9084)]