61838840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 168099840

約数和(自身を除く): 106261000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 47, 56, 70, 74, 94, 127, 140, 148, 185, 188, 235, 254, 259, 280, 296, 329, 370, 376, 470, 508, 518, 635, 658, 740, 889, 940, 1016, 1036, 1270, 1295, 1316, 1480, 1645, 1739, 1778, 1880, 2072, 2540, 2590, 2632, 3290, 3478, 3556, 4445, 4699, 5080, 5180, 5969, 6580, 6956, 7112, 8695, 8890, 9398, 10360, 11938, 12173, 13160, 13912, 17390, 17780, 18796, 23495, 23876, 24346, 29845, 32893, 34780, 35560, 37592, 41783, 46990, 47752, 48692, 59690, 60865, 65786, 69560, 83566, 93980, 97384, 119380, 121730, 131572, 164465, 167132, 187960, 208915, 220853, 238760, 243460, 263144, 328930, 334264, 417830, 441706, 486920, 657860, 835660, 883412, 1104265, 1315720, 1545971, 1671320, 1766824, 2208530, 3091942, 4417060, 6183884, 7729855, 8834120, 12367768, 15459710, 30919420, 61838840]

約数ペア:

[(1, 61838840), (2, 30919420), (4, 15459710), (5, 12367768), (7, 8834120), (8, 7729855), (10, 6183884), (14, 4417060), (20, 3091942), (28, 2208530), (35, 1766824), (37, 1671320), (40, 1545971), (47, 1315720), (56, 1104265), (70, 883412), (74, 835660), (94, 657860), (127, 486920), (140, 441706), (148, 417830), (185, 334264), (188, 328930), (235, 263144), (254, 243460), (259, 238760), (280, 220853), (296, 208915), (329, 187960), (370, 167132), (376, 164465), (470, 131572), (508, 121730), (518, 119380), (635, 97384), (658, 93980), (740, 83566), (889, 69560), (940, 65786), (1016, 60865), (1036, 59690), (1270, 48692), (1295, 47752), (1316, 46990), (1480, 41783), (1645, 37592), (1739, 35560), (1778, 34780), (1880, 32893), (2072, 29845), (2540, 24346), (2590, 23876), (2632, 23495), (3290, 18796), (3478, 17780), (3556, 17390), (4445, 13912), (4699, 13160), (5080, 12173), (5180, 11938), (5969, 10360), (6580, 9398), (6956, 8890), (7112, 8695)]