138399240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:192

約数の個数: 256

約数和(自身を含む): 502110720

約数和(自身を除く): 363711480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 61, 70, 73, 74, 84, 105, 111, 120, 122, 140, 146, 148, 168, 183, 185, 210, 219, 222, 244, 259, 280, 292, 296, 305, 365, 366, 370, 420, 427, 438, 444, 488, 511, 518, 555, 584, 610, 730, 732, 740, 777, 840, 854, 876, 888, 915, 1022, 1036, 1095, 1110, 1220, 1281, 1295, 1460, 1464, 1480, 1533, 1554, 1708, 1752, 1830, 2044, 2072, 2135, 2190, 2220, 2257, 2440, 2555, 2562, 2590, 2701, 2920, 3066, 3108, 3416, 3660, 3885, 4088, 4270, 4380, 4440, 4453, 4514, 5110, 5124, 5180, 5402, 6132, 6216, 6405, 6771, 7320, 7665, 7770, 8103, 8540, 8760, 8906, 9028, 10220, 10248, 10360, 10804, 11285, 12264, 12810, 13359, 13505, 13542, 15330, 15540, 15799, 16206, 17080, 17812, 18056, 18907, 20440, 21608, 22265, 22570, 25620, 26718, 27010, 27084, 30660, 31080, 31171, 31598, 32412, 33855, 35624, 37814, 40515, 44530, 45140, 47397, 51240, 53436, 54020, 54168, 56721, 61320, 62342, 63196, 64824, 66795, 67710, 75628, 78995, 81030, 89060, 90280, 93513, 94535, 94794, 106872, 108040, 113442, 124684, 126392, 133590, 135420, 151256, 155855, 157990, 162060, 164761, 178120, 187026, 189070, 189588, 226884, 236985, 249368, 267180, 270840, 283605, 311710, 315980, 324120, 329522, 374052, 378140, 379176, 453768, 467565, 473970, 494283, 534360, 567210, 623420, 631960, 659044, 748104, 756280, 823805, 935130, 947940, 988566, 1134420, 1153327, 1246840, 1318088, 1647610, 1870260, 1895880, 1977132, 2268840, 2306654, 2471415, 3295220, 3459981, 3740520, 3954264, 4613308, 4942830, 5766635, 6590440, 6919962, 9226616, 9885660, 11533270, 13839924, 17299905, 19771320, 23066540, 27679848, 34599810, 46133080, 69199620, 138399240]

約数ペア:

[(1, 138399240), (2, 69199620), (3, 46133080), (4, 34599810), (5, 27679848), (6, 23066540), (7, 19771320), (8, 17299905), (10, 13839924), (12, 11533270), (14, 9885660), (15, 9226616), (20, 6919962), (21, 6590440), (24, 5766635), (28, 4942830), (30, 4613308), (35, 3954264), (37, 3740520), (40, 3459981), (42, 3295220), (56, 2471415), (60, 2306654), (61, 2268840), (70, 1977132), (73, 1895880), (74, 1870260), (84, 1647610), (105, 1318088), (111, 1246840), (120, 1153327), (122, 1134420), (140, 988566), (146, 947940), (148, 935130), (168, 823805), (183, 756280), (185, 748104), (210, 659044), (219, 631960), (222, 623420), (244, 567210), (259, 534360), (280, 494283), (292, 473970), (296, 467565), (305, 453768), (365, 379176), (366, 378140), (370, 374052), (420, 329522), (427, 324120), (438, 315980), (444, 311710), (488, 283605), (511, 270840), (518, 267180), (555, 249368), (584, 236985), (610, 226884), (730, 189588), (732, 189070), (740, 187026), (777, 178120), (840, 164761), (854, 162060), (876, 157990), (888, 155855), (915, 151256), (1022, 135420), (1036, 133590), (1095, 126392), (1110, 124684), (1220, 113442), (1281, 108040), (1295, 106872), (1460, 94794), (1464, 94535), (1480, 93513), (1533, 90280), (1554, 89060), (1708, 81030), (1752, 78995), (1830, 75628), (2044, 67710), (2072, 66795), (2135, 64824), (2190, 63196), (2220, 62342), (2257, 61320), (2440, 56721), (2555, 54168), (2562, 54020), (2590, 53436), (2701, 51240), (2920, 47397), (3066, 45140), (3108, 44530), (3416, 40515), (3660, 37814), (3885, 35624), (4088, 33855), (4270, 32412), (4380, 31598), (4440, 31171), (4453, 31080), (4514, 30660), (5110, 27084), (5124, 27010), (5180, 26718), (5402, 25620), (6132, 22570), (6216, 22265), (6405, 21608), (6771, 20440), (7320, 18907), (7665, 18056), (7770, 17812), (8103, 17080), (8540, 16206), (8760, 15799), (8906, 15540), (9028, 15330), (10220, 13542), (10248, 13505), (10360, 13359), (10804, 12810), (11285, 12264)]