78394120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 192

約数和(自身を含む): 224570880

約数和(自身を除く): 146176760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 37, 40, 46, 47, 49, 56, 70, 74, 92, 94, 98, 115, 140, 148, 161, 184, 185, 188, 196, 230, 235, 245, 259, 280, 296, 322, 329, 370, 376, 392, 460, 470, 490, 518, 644, 658, 740, 805, 851, 920, 940, 980, 1036, 1081, 1127, 1288, 1295, 1316, 1480, 1610, 1645, 1702, 1739, 1813, 1880, 1960, 2072, 2162, 2254, 2303, 2590, 2632, 3220, 3290, 3404, 3478, 3626, 4255, 4324, 4508, 4606, 5180, 5405, 5635, 5957, 6440, 6580, 6808, 6956, 7252, 7567, 8510, 8648, 8695, 9016, 9065, 9212, 10360, 10810, 11270, 11515, 11914, 12173, 13160, 13912, 14504, 15134, 17020, 17390, 18130, 18424, 21620, 22540, 23030, 23828, 24346, 29785, 30268, 34040, 34780, 36260, 37835, 39997, 41699, 43240, 45080, 46060, 47656, 48692, 52969, 59570, 60536, 60865, 69560, 72520, 75670, 79994, 83398, 85211, 92120, 97384, 105938, 119140, 121730, 151340, 159988, 166796, 170422, 199985, 208495, 211876, 238280, 243460, 264845, 279979, 302680, 319976, 333592, 340844, 399970, 416990, 423752, 426055, 486920, 529690, 559958, 681688, 799940, 833980, 852110, 1059380, 1119916, 1399895, 1599880, 1667960, 1704220, 1959853, 2118760, 2239832, 2799790, 3408440, 3919706, 5599580, 7839412, 9799265, 11199160, 15678824, 19598530, 39197060, 78394120]

約数ペア:

[(1, 78394120), (2, 39197060), (4, 19598530), (5, 15678824), (7, 11199160), (8, 9799265), (10, 7839412), (14, 5599580), (20, 3919706), (23, 3408440), (28, 2799790), (35, 2239832), (37, 2118760), (40, 1959853), (46, 1704220), (47, 1667960), (49, 1599880), (56, 1399895), (70, 1119916), (74, 1059380), (92, 852110), (94, 833980), (98, 799940), (115, 681688), (140, 559958), (148, 529690), (161, 486920), (184, 426055), (185, 423752), (188, 416990), (196, 399970), (230, 340844), (235, 333592), (245, 319976), (259, 302680), (280, 279979), (296, 264845), (322, 243460), (329, 238280), (370, 211876), (376, 208495), (392, 199985), (460, 170422), (470, 166796), (490, 159988), (518, 151340), (644, 121730), (658, 119140), (740, 105938), (805, 97384), (851, 92120), (920, 85211), (940, 83398), (980, 79994), (1036, 75670), (1081, 72520), (1127, 69560), (1288, 60865), (1295, 60536), (1316, 59570), (1480, 52969), (1610, 48692), (1645, 47656), (1702, 46060), (1739, 45080), (1813, 43240), (1880, 41699), (1960, 39997), (2072, 37835), (2162, 36260), (2254, 34780), (2303, 34040), (2590, 30268), (2632, 29785), (3220, 24346), (3290, 23828), (3404, 23030), (3478, 22540), (3626, 21620), (4255, 18424), (4324, 18130), (4508, 17390), (4606, 17020), (5180, 15134), (5405, 14504), (5635, 13912), (5957, 13160), (6440, 12173), (6580, 11914), (6808, 11515), (6956, 11270), (7252, 10810), (7567, 10360), (8510, 9212), (8648, 9065), (8695, 9016)]