71128440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 243734400

約数和(自身を除く): 172605960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 61, 72, 79, 82, 90, 120, 122, 123, 158, 164, 180, 183, 205, 237, 244, 246, 305, 316, 328, 360, 366, 369, 395, 410, 474, 488, 492, 549, 610, 615, 632, 711, 732, 738, 790, 820, 915, 948, 984, 1098, 1185, 1220, 1230, 1422, 1464, 1476, 1580, 1640, 1830, 1845, 1896, 2196, 2370, 2440, 2460, 2501, 2745, 2844, 2952, 3160, 3239, 3555, 3660, 3690, 4392, 4740, 4819, 4920, 5002, 5490, 5688, 6478, 7110, 7320, 7380, 7503, 9480, 9638, 9717, 10004, 10980, 12505, 12956, 14220, 14457, 14760, 15006, 16195, 19276, 19434, 20008, 21960, 22509, 24095, 25010, 25912, 28440, 28914, 29151, 30012, 32390, 37515, 38552, 38868, 43371, 45018, 48190, 48585, 50020, 57828, 58302, 60024, 64780, 72285, 75030, 77736, 86742, 90036, 96380, 97170, 100040, 112545, 115656, 116604, 129560, 144570, 145755, 150060, 173484, 180072, 192760, 194340, 197579, 216855, 225090, 233208, 289140, 291510, 300120, 346968, 388680, 395158, 433710, 450180, 578280, 583020, 592737, 790316, 867420, 900360, 987895, 1166040, 1185474, 1580632, 1734840, 1778211, 1975790, 2370948, 2963685, 3556422, 3951580, 4741896, 5927370, 7112844, 7903160, 8891055, 11854740, 14225688, 17782110, 23709480, 35564220, 71128440]

約数ペア:

[(1, 71128440), (2, 35564220), (3, 23709480), (4, 17782110), (5, 14225688), (6, 11854740), (8, 8891055), (9, 7903160), (10, 7112844), (12, 5927370), (15, 4741896), (18, 3951580), (20, 3556422), (24, 2963685), (30, 2370948), (36, 1975790), (40, 1778211), (41, 1734840), (45, 1580632), (60, 1185474), (61, 1166040), (72, 987895), (79, 900360), (82, 867420), (90, 790316), (120, 592737), (122, 583020), (123, 578280), (158, 450180), (164, 433710), (180, 395158), (183, 388680), (205, 346968), (237, 300120), (244, 291510), (246, 289140), (305, 233208), (316, 225090), (328, 216855), (360, 197579), (366, 194340), (369, 192760), (395, 180072), (410, 173484), (474, 150060), (488, 145755), (492, 144570), (549, 129560), (610, 116604), (615, 115656), (632, 112545), (711, 100040), (732, 97170), (738, 96380), (790, 90036), (820, 86742), (915, 77736), (948, 75030), (984, 72285), (1098, 64780), (1185, 60024), (1220, 58302), (1230, 57828), (1422, 50020), (1464, 48585), (1476, 48190), (1580, 45018), (1640, 43371), (1830, 38868), (1845, 38552), (1896, 37515), (2196, 32390), (2370, 30012), (2440, 29151), (2460, 28914), (2501, 28440), (2745, 25912), (2844, 25010), (2952, 24095), (3160, 22509), (3239, 21960), (3555, 20008), (3660, 19434), (3690, 19276), (4392, 16195), (4740, 15006), (4819, 14760), (4920, 14457), (5002, 14220), (5490, 12956), (5688, 12505), (6478, 10980), (7110, 10004), (7320, 9717), (7380, 9638), (7503, 9480)]