72228240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:327

約数の個数: 320

約数和(自身を含む): 302123520

約数和(自身を除く): 229895280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 168, 170, 180, 189, 204, 210, 216, 238, 240, 252, 255, 270, 272, 280, 281, 306, 315, 336, 340, 357, 360, 378, 408, 420, 432, 459, 476, 504, 510, 540, 560, 562, 595, 612, 630, 680, 714, 720, 756, 765, 816, 840, 843, 918, 945, 952, 1008, 1020, 1071, 1080, 1124, 1190, 1224, 1260, 1360, 1405, 1428, 1512, 1530, 1680, 1686, 1785, 1836, 1890, 1904, 1967, 2040, 2142, 2160, 2248, 2295, 2380, 2448, 2520, 2529, 2810, 2856, 3024, 3060, 3213, 3372, 3570, 3672, 3780, 3934, 4080, 4215, 4284, 4496, 4590, 4760, 4777, 5040, 5058, 5355, 5620, 5712, 5901, 6120, 6426, 6744, 7140, 7344, 7560, 7587, 7868, 8430, 8568, 9180, 9520, 9554, 9835, 10116, 10710, 11240, 11802, 12240, 12645, 12852, 13488, 14280, 14331, 15120, 15174, 15736, 16065, 16860, 17136, 17703, 18360, 19108, 19670, 20232, 21420, 22480, 23604, 23885, 25290, 25704, 28560, 28662, 29505, 30348, 31472, 32130, 33439, 33720, 35406, 36720, 37935, 38216, 39340, 40464, 42840, 42993, 47208, 47770, 50580, 51408, 53109, 57324, 59010, 60696, 64260, 66878, 67440, 70812, 71655, 75870, 76432, 78680, 85680, 85986, 88515, 94416, 95540, 100317, 101160, 106218, 114648, 118020, 121392, 128520, 128979, 133756, 141624, 143310, 151740, 157360, 167195, 171972, 177030, 191080, 200634, 202320, 212436, 214965, 229296, 236040, 257040, 257958, 265545, 267512, 283248, 286620, 300951, 303480, 334390, 343944, 354060, 382160, 401268, 424872, 429930, 472080, 501585, 515916, 531090, 535024, 573240, 601902, 606960, 644895, 668780, 687888, 708120, 802536, 849744, 859860, 902853, 1003170, 1031832, 1062180, 1146480, 1203804, 1289790, 1337560, 1416240, 1504755, 1605072, 1719720, 1805706, 2006340, 2063664, 2124360, 2407608, 2579580, 2675120, 3009510, 3439440, 3611412, 4012680, 4248720, 4514265, 4815216, 5159160, 6019020, 7222824, 8025360, 9028530, 10318320, 12038040, 14445648, 18057060, 24076080, 36114120, 72228240]

約数ペア:

[(1, 72228240), (2, 36114120), (3, 24076080), (4, 18057060), (5, 14445648), (6, 12038040), (7, 10318320), (8, 9028530), (9, 8025360), (10, 7222824), (12, 6019020), (14, 5159160), (15, 4815216), (16, 4514265), (17, 4248720), (18, 4012680), (20, 3611412), (21, 3439440), (24, 3009510), (27, 2675120), (28, 2579580), (30, 2407608), (34, 2124360), (35, 2063664), (36, 2006340), (40, 1805706), (42, 1719720), (45, 1605072), (48, 1504755), (51, 1416240), (54, 1337560), (56, 1289790), (60, 1203804), (63, 1146480), (68, 1062180), (70, 1031832), (72, 1003170), (80, 902853), (84, 859860), (85, 849744), (90, 802536), (102, 708120), (105, 687888), (108, 668780), (112, 644895), (119, 606960), (120, 601902), (126, 573240), (135, 535024), (136, 531090), (140, 515916), (144, 501585), (153, 472080), (168, 429930), (170, 424872), (180, 401268), (189, 382160), (204, 354060), (210, 343944), (216, 334390), (238, 303480), (240, 300951), (252, 286620), (255, 283248), (270, 267512), (272, 265545), (280, 257958), (281, 257040), (306, 236040), (315, 229296), (336, 214965), (340, 212436), (357, 202320), (360, 200634), (378, 191080), (408, 177030), (420, 171972), (432, 167195), (459, 157360), (476, 151740), (504, 143310), (510, 141624), (540, 133756), (560, 128979), (562, 128520), (595, 121392), (612, 118020), (630, 114648), (680, 106218), (714, 101160), (720, 100317), (756, 95540), (765, 94416), (816, 88515), (840, 85986), (843, 85680), (918, 78680), (945, 76432), (952, 75870), (1008, 71655), (1020, 70812), (1071, 67440), (1080, 66878), (1124, 64260), (1190, 60696), (1224, 59010), (1260, 57324), (1360, 53109), (1405, 51408), (1428, 50580), (1512, 47770), (1530, 47208), (1680, 42993), (1686, 42840), (1785, 40464), (1836, 39340), (1890, 38216), (1904, 37935), (1967, 36720), (2040, 35406), (2142, 33720), (2160, 33439), (2248, 32130), (2295, 31472), (2380, 30348), (2448, 29505), (2520, 28662), (2529, 28560), (2810, 25704), (2856, 25290), (3024, 23885), (3060, 23604), (3213, 22480), (3372, 21420), (3570, 20232), (3672, 19670), (3780, 19108), (3934, 18360), (4080, 17703), (4215, 17136), (4284, 16860), (4496, 16065), (4590, 15736), (4760, 15174), (4777, 15120), (5040, 14331), (5058, 14280), (5355, 13488), (5620, 12852), (5712, 12645), (5901, 12240), (6120, 11802), (6426, 11240), (6744, 10710), (7140, 10116), (7344, 9835), (7560, 9554), (7587, 9520), (7868, 9180), (8430, 8568)]