74707920

素因数分解:

$2^4\times 3^7\times 5^1\times 7^1\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 320

約数和(自身を含む): 302599680

約数和(自身を除く): 227891760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 61, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 122, 126, 135, 140, 144, 162, 168, 180, 183, 189, 210, 216, 240, 243, 244, 252, 270, 280, 305, 315, 324, 336, 360, 366, 378, 405, 420, 427, 432, 486, 488, 504, 540, 549, 560, 567, 610, 630, 648, 720, 729, 732, 756, 810, 840, 854, 915, 945, 972, 976, 1008, 1080, 1098, 1134, 1215, 1220, 1260, 1281, 1296, 1458, 1464, 1512, 1620, 1647, 1680, 1701, 1708, 1830, 1890, 1944, 2135, 2160, 2187, 2196, 2268, 2430, 2440, 2520, 2562, 2745, 2835, 2916, 2928, 3024, 3240, 3294, 3402, 3416, 3645, 3660, 3780, 3843, 3888, 4270, 4374, 4392, 4536, 4860, 4880, 4941, 5040, 5103, 5124, 5490, 5670, 5832, 6405, 6480, 6588, 6804, 6832, 7290, 7320, 7560, 7686, 8235, 8505, 8540, 8748, 8784, 9072, 9720, 9882, 10206, 10248, 10935, 10980, 11340, 11529, 11664, 12810, 13176, 13608, 14580, 14640, 14823, 15120, 15309, 15372, 16470, 17010, 17080, 17496, 19215, 19440, 19764, 20412, 20496, 21870, 21960, 22680, 23058, 24705, 25515, 25620, 26352, 27216, 29160, 29646, 30618, 30744, 32940, 34020, 34160, 34587, 34992, 38430, 39528, 40824, 43740, 43920, 44469, 45360, 46116, 49410, 51030, 51240, 57645, 58320, 59292, 61236, 61488, 65880, 68040, 69174, 74115, 76545, 76860, 79056, 81648, 87480, 88938, 92232, 98820, 102060, 102480, 103761, 115290, 118584, 122472, 131760, 133407, 136080, 138348, 148230, 153090, 153720, 172935, 174960, 177876, 184464, 197640, 204120, 207522, 222345, 230580, 237168, 244944, 266814, 276696, 296460, 306180, 307440, 311283, 345870, 355752, 395280, 408240, 415044, 444690, 461160, 518805, 533628, 553392, 592920, 612360, 622566, 667035, 691740, 711504, 830088, 889380, 922320, 933849, 1037610, 1067256, 1185840, 1224720, 1245132, 1334070, 1383480, 1556415, 1660176, 1778760, 1867698, 2075220, 2134512, 2490264, 2668140, 2766960, 3112830, 3557520, 3735396, 4150440, 4669245, 4980528, 5336280, 6225660, 7470792, 8300880, 9338490, 10672560, 12451320, 14941584, 18676980, 24902640, 37353960, 74707920]

約数ペア:

[(1, 74707920), (2, 37353960), (3, 24902640), (4, 18676980), (5, 14941584), (6, 12451320), (7, 10672560), (8, 9338490), (9, 8300880), (10, 7470792), (12, 6225660), (14, 5336280), (15, 4980528), (16, 4669245), (18, 4150440), (20, 3735396), (21, 3557520), (24, 3112830), (27, 2766960), (28, 2668140), (30, 2490264), (35, 2134512), (36, 2075220), (40, 1867698), (42, 1778760), (45, 1660176), (48, 1556415), (54, 1383480), (56, 1334070), (60, 1245132), (61, 1224720), (63, 1185840), (70, 1067256), (72, 1037610), (80, 933849), (81, 922320), (84, 889380), (90, 830088), (105, 711504), (108, 691740), (112, 667035), (120, 622566), (122, 612360), (126, 592920), (135, 553392), (140, 533628), (144, 518805), (162, 461160), (168, 444690), (180, 415044), (183, 408240), (189, 395280), (210, 355752), (216, 345870), (240, 311283), (243, 307440), (244, 306180), (252, 296460), (270, 276696), (280, 266814), (305, 244944), (315, 237168), (324, 230580), (336, 222345), (360, 207522), (366, 204120), (378, 197640), (405, 184464), (420, 177876), (427, 174960), (432, 172935), (486, 153720), (488, 153090), (504, 148230), (540, 138348), (549, 136080), (560, 133407), (567, 131760), (610, 122472), (630, 118584), (648, 115290), (720, 103761), (729, 102480), (732, 102060), (756, 98820), (810, 92232), (840, 88938), (854, 87480), (915, 81648), (945, 79056), (972, 76860), (976, 76545), (1008, 74115), (1080, 69174), (1098, 68040), (1134, 65880), (1215, 61488), (1220, 61236), (1260, 59292), (1281, 58320), (1296, 57645), (1458, 51240), (1464, 51030), (1512, 49410), (1620, 46116), (1647, 45360), (1680, 44469), (1701, 43920), (1708, 43740), (1830, 40824), (1890, 39528), (1944, 38430), (2135, 34992), (2160, 34587), (2187, 34160), (2196, 34020), (2268, 32940), (2430, 30744), (2440, 30618), (2520, 29646), (2562, 29160), (2745, 27216), (2835, 26352), (2916, 25620), (2928, 25515), (3024, 24705), (3240, 23058), (3294, 22680), (3402, 21960), (3416, 21870), (3645, 20496), (3660, 20412), (3780, 19764), (3843, 19440), (3888, 19215), (4270, 17496), (4374, 17080), (4392, 17010), (4536, 16470), (4860, 15372), (4880, 15309), (4941, 15120), (5040, 14823), (5103, 14640), (5124, 14580), (5490, 13608), (5670, 13176), (5832, 12810), (6405, 11664), (6480, 11529), (6588, 11340), (6804, 10980), (6832, 10935), (7290, 10248), (7320, 10206), (7560, 9882), (7686, 9720), (8235, 9072), (8505, 8784), (8540, 8748)]