161340120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 256

約数和(自身を含む): 571392000

約数和(自身を除く): 410051880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 61, 62, 72, 79, 90, 93, 108, 120, 122, 124, 135, 155, 158, 180, 183, 186, 216, 237, 244, 248, 270, 279, 305, 310, 316, 360, 366, 372, 395, 465, 474, 488, 540, 549, 558, 610, 620, 632, 711, 732, 744, 790, 837, 915, 930, 948, 1080, 1098, 1116, 1185, 1220, 1240, 1395, 1422, 1464, 1580, 1647, 1674, 1830, 1860, 1891, 1896, 2133, 2196, 2232, 2370, 2440, 2449, 2745, 2790, 2844, 3160, 3294, 3348, 3555, 3660, 3720, 3782, 4185, 4266, 4392, 4740, 4819, 4898, 5490, 5580, 5673, 5688, 6588, 6696, 7110, 7320, 7347, 7564, 8235, 8370, 8532, 9455, 9480, 9638, 9796, 10665, 10980, 11160, 11346, 12245, 13176, 14220, 14457, 14694, 15128, 16470, 16740, 17019, 17064, 18910, 19276, 19592, 21330, 21960, 22041, 22692, 24095, 24490, 28365, 28440, 28914, 29388, 32940, 33480, 34038, 36735, 37820, 38552, 42660, 43371, 44082, 45384, 48190, 48980, 51057, 56730, 57828, 58776, 65880, 66123, 68076, 72285, 73470, 75640, 85095, 85320, 86742, 88164, 96380, 97960, 102114, 110205, 113460, 115656, 130113, 132246, 136152, 144570, 146940, 149389, 170190, 173484, 176328, 192760, 204228, 216855, 220410, 226920, 255285, 260226, 264492, 289140, 293880, 298778, 330615, 340380, 346968, 408456, 433710, 440820, 448167, 510570, 520452, 528984, 578280, 597556, 650565, 661230, 680760, 746945, 867420, 881640, 896334, 1021140, 1040904, 1195112, 1301130, 1322460, 1344501, 1493890, 1734840, 1792668, 2042280, 2240835, 2602260, 2644920, 2689002, 2987780, 3585336, 4033503, 4481670, 5204520, 5378004, 5975560, 6722505, 8067006, 8963340, 10756008, 13445010, 16134012, 17926680, 20167515, 26890020, 32268024, 40335030, 53780040, 80670060, 161340120]

約数ペア:

[(1, 161340120), (2, 80670060), (3, 53780040), (4, 40335030), (5, 32268024), (6, 26890020), (8, 20167515), (9, 17926680), (10, 16134012), (12, 13445010), (15, 10756008), (18, 8963340), (20, 8067006), (24, 6722505), (27, 5975560), (30, 5378004), (31, 5204520), (36, 4481670), (40, 4033503), (45, 3585336), (54, 2987780), (60, 2689002), (61, 2644920), (62, 2602260), (72, 2240835), (79, 2042280), (90, 1792668), (93, 1734840), (108, 1493890), (120, 1344501), (122, 1322460), (124, 1301130), (135, 1195112), (155, 1040904), (158, 1021140), (180, 896334), (183, 881640), (186, 867420), (216, 746945), (237, 680760), (244, 661230), (248, 650565), (270, 597556), (279, 578280), (305, 528984), (310, 520452), (316, 510570), (360, 448167), (366, 440820), (372, 433710), (395, 408456), (465, 346968), (474, 340380), (488, 330615), (540, 298778), (549, 293880), (558, 289140), (610, 264492), (620, 260226), (632, 255285), (711, 226920), (732, 220410), (744, 216855), (790, 204228), (837, 192760), (915, 176328), (930, 173484), (948, 170190), (1080, 149389), (1098, 146940), (1116, 144570), (1185, 136152), (1220, 132246), (1240, 130113), (1395, 115656), (1422, 113460), (1464, 110205), (1580, 102114), (1647, 97960), (1674, 96380), (1830, 88164), (1860, 86742), (1891, 85320), (1896, 85095), (2133, 75640), (2196, 73470), (2232, 72285), (2370, 68076), (2440, 66123), (2449, 65880), (2745, 58776), (2790, 57828), (2844, 56730), (3160, 51057), (3294, 48980), (3348, 48190), (3555, 45384), (3660, 44082), (3720, 43371), (3782, 42660), (4185, 38552), (4266, 37820), (4392, 36735), (4740, 34038), (4819, 33480), (4898, 32940), (5490, 29388), (5580, 28914), (5673, 28440), (5688, 28365), (6588, 24490), (6696, 24095), (7110, 22692), (7320, 22041), (7347, 21960), (7564, 21330), (8235, 19592), (8370, 19276), (8532, 18910), (9455, 17064), (9480, 17019), (9638, 16740), (9796, 16470), (10665, 15128), (10980, 14694), (11160, 14457), (11346, 14220), (12245, 13176)]