78366960

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 320

約数和(自身を含む): 317122560

約数和(自身を除く): 238755600

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, 63, 70, 71, 72, 73, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 142, 144, 146, 168, 180, 189, 210, 213, 216, 219, 240, 252, 270, 280, 284, 292, 315, 336, 355, 360, 365, 378, 420, 426, 432, 438, 497, 504, 511, 540, 560, 568, 584, 630, 639, 657, 710, 720, 730, 756, 840, 852, 876, 945, 994, 1008, 1022, 1065, 1080, 1095, 1136, 1168, 1260, 1278, 1314, 1420, 1460, 1491, 1512, 1533, 1680, 1704, 1752, 1890, 1917, 1971, 1988, 2044, 2130, 2160, 2190, 2485, 2520, 2555, 2556, 2628, 2840, 2920, 2982, 3024, 3066, 3195, 3285, 3408, 3504, 3780, 3834, 3942, 3976, 4088, 4260, 4380, 4473, 4599, 4970, 5040, 5110, 5112, 5183, 5256, 5680, 5840, 5964, 6132, 6390, 6570, 7455, 7560, 7665, 7668, 7884, 7952, 8176, 8520, 8760, 8946, 9198, 9585, 9855, 9940, 10220, 10224, 10366, 10512, 11928, 12264, 12780, 13140, 13419, 13797, 14910, 15120, 15330, 15336, 15549, 15768, 17040, 17520, 17892, 18396, 19170, 19710, 19880, 20440, 20732, 22365, 22995, 23856, 24528, 25560, 25915, 26280, 26838, 27594, 29820, 30660, 30672, 31098, 31536, 35784, 36281, 36792, 38340, 39420, 39760, 40880, 41464, 44730, 45990, 46647, 51120, 51830, 52560, 53676, 55188, 59640, 61320, 62196, 67095, 68985, 71568, 72562, 73584, 76680, 77745, 78840, 82928, 89460, 91980, 93294, 103660, 107352, 108843, 110376, 119280, 122640, 124392, 134190, 137970, 139941, 145124, 153360, 155490, 157680, 178920, 181405, 183960, 186588, 207320, 214704, 217686, 220752, 233235, 248784, 268380, 275940, 279882, 290248, 310980, 326529, 357840, 362810, 367920, 373176, 414640, 435372, 466470, 536760, 544215, 551880, 559764, 580496, 621960, 653058, 699705, 725620, 746352, 870744, 932940, 979587, 1073520, 1088430, 1103760, 1119528, 1243920, 1306116, 1399410, 1451240, 1632645, 1741488, 1865880, 1959174, 2176860, 2239056, 2612232, 2798820, 2902480, 3265290, 3731760, 3918348, 4353720, 4897935, 5224464, 5597640, 6530580, 7836696, 8707440, 9795870, 11195280, 13061160, 15673392, 19591740, 26122320, 39183480, 78366960]

約数ペア:

[(1, 78366960), (2, 39183480), (3, 26122320), (4, 19591740), (5, 15673392), (6, 13061160), (7, 11195280), (8, 9795870), (9, 8707440), (10, 7836696), (12, 6530580), (14, 5597640), (15, 5224464), (16, 4897935), (18, 4353720), (20, 3918348), (21, 3731760), (24, 3265290), (27, 2902480), (28, 2798820), (30, 2612232), (35, 2239056), (36, 2176860), (40, 1959174), (42, 1865880), (45, 1741488), (48, 1632645), (54, 1451240), (56, 1399410), (60, 1306116), (63, 1243920), (70, 1119528), (71, 1103760), (72, 1088430), (73, 1073520), (80, 979587), (84, 932940), (90, 870744), (105, 746352), (108, 725620), (112, 699705), (120, 653058), (126, 621960), (135, 580496), (140, 559764), (142, 551880), (144, 544215), (146, 536760), (168, 466470), (180, 435372), (189, 414640), (210, 373176), (213, 367920), (216, 362810), (219, 357840), (240, 326529), (252, 310980), (270, 290248), (280, 279882), (284, 275940), (292, 268380), (315, 248784), (336, 233235), (355, 220752), (360, 217686), (365, 214704), (378, 207320), (420, 186588), (426, 183960), (432, 181405), (438, 178920), (497, 157680), (504, 155490), (511, 153360), (540, 145124), (560, 139941), (568, 137970), (584, 134190), (630, 124392), (639, 122640), (657, 119280), (710, 110376), (720, 108843), (730, 107352), (756, 103660), (840, 93294), (852, 91980), (876, 89460), (945, 82928), (994, 78840), (1008, 77745), (1022, 76680), (1065, 73584), (1080, 72562), (1095, 71568), (1136, 68985), (1168, 67095), (1260, 62196), (1278, 61320), (1314, 59640), (1420, 55188), (1460, 53676), (1491, 52560), (1512, 51830), (1533, 51120), (1680, 46647), (1704, 45990), (1752, 44730), (1890, 41464), (1917, 40880), (1971, 39760), (1988, 39420), (2044, 38340), (2130, 36792), (2160, 36281), (2190, 35784), (2485, 31536), (2520, 31098), (2555, 30672), (2556, 30660), (2628, 29820), (2840, 27594), (2920, 26838), (2982, 26280), (3024, 25915), (3066, 25560), (3195, 24528), (3285, 23856), (3408, 22995), (3504, 22365), (3780, 20732), (3834, 20440), (3942, 19880), (3976, 19710), (4088, 19170), (4260, 18396), (4380, 17892), (4473, 17520), (4599, 17040), (4970, 15768), (5040, 15549), (5110, 15336), (5112, 15330), (5183, 15120), (5256, 14910), (5680, 13797), (5840, 13419), (5964, 13140), (6132, 12780), (6390, 12264), (6570, 11928), (7455, 10512), (7560, 10366), (7665, 10224), (7668, 10220), (7884, 9940), (7952, 9855), (8176, 9585), (8520, 9198), (8760, 8946)]