989885520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6221}}^1$

素因数の和:6270

約数の個数: 240

約数和(自身を含む): 3791288592

約数和(自身を除く): 2801403072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1530, 1560, 1768, 1872, 1989, 2040, 2210, 2340, 2448, 2652, 3060, 3120, 3315, 3536, 3978, 4080, 4420, 4680, 5304, 6120, 6221, 6630, 7956, 8840, 9360, 9945, 10608, 12240, 12442, 13260, 15912, 17680, 18663, 19890, 24884, 26520, 31105, 31824, 37326, 39780, 49768, 53040, 55989, 62210, 74652, 79560, 80873, 93315, 99536, 105757, 111978, 124420, 149304, 159120, 161746, 186630, 211514, 223956, 242619, 248840, 279945, 298608, 317271, 323492, 373260, 404365, 423028, 447912, 485238, 497680, 528785, 559890, 634542, 646984, 727857, 746520, 808730, 846056, 895824, 951813, 970476, 1057570, 1119780, 1213095, 1269084, 1293968, 1374841, 1455714, 1493040, 1586355, 1617460, 1692112, 1903626, 1940952, 2115140, 2239560, 2426190, 2538168, 2749682, 2911428, 3172710, 3234920, 3639285, 3807252, 3881904, 4124523, 4230280, 4479120, 4759065, 4852380, 5076336, 5499364, 5822856, 6345420, 6469840, 6874205, 7278570, 7614504, 8249046, 8460560, 9518130, 9704760, 10998728, 11645712, 12373569, 12690840, 13748410, 14557140, 15229008, 16498092, 19036260, 19409520, 20622615, 21997456, 24747138, 25381680, 27496820, 29114280, 32996184, 38072520, 41245230, 49494276, 54993640, 58228560, 61867845, 65992368, 76145040, 82490460, 98988552, 109987280, 123735690, 164980920, 197977104, 247471380, 329961840, 494942760, 989885520]

約数ペア:

[(1, 989885520), (2, 494942760), (3, 329961840), (4, 247471380), (5, 197977104), (6, 164980920), (8, 123735690), (9, 109987280), (10, 98988552), (12, 82490460), (13, 76145040), (15, 65992368), (16, 61867845), (17, 58228560), (18, 54993640), (20, 49494276), (24, 41245230), (26, 38072520), (30, 32996184), (34, 29114280), (36, 27496820), (39, 25381680), (40, 24747138), (45, 21997456), (48, 20622615), (51, 19409520), (52, 19036260), (60, 16498092), (65, 15229008), (68, 14557140), (72, 13748410), (78, 12690840), (80, 12373569), (85, 11645712), (90, 10998728), (102, 9704760), (104, 9518130), (117, 8460560), (120, 8249046), (130, 7614504), (136, 7278570), (144, 6874205), (153, 6469840), (156, 6345420), (170, 5822856), (180, 5499364), (195, 5076336), (204, 4852380), (208, 4759065), (221, 4479120), (234, 4230280), (240, 4124523), (255, 3881904), (260, 3807252), (272, 3639285), (306, 3234920), (312, 3172710), (340, 2911428), (360, 2749682), (390, 2538168), (408, 2426190), (442, 2239560), (468, 2115140), (510, 1940952), (520, 1903626), (585, 1692112), (612, 1617460), (624, 1586355), (663, 1493040), (680, 1455714), (720, 1374841), (765, 1293968), (780, 1269084), (816, 1213095), (884, 1119780), (936, 1057570), (1020, 970476), (1040, 951813), (1105, 895824), (1170, 846056), (1224, 808730), (1326, 746520), (1360, 727857), (1530, 646984), (1560, 634542), (1768, 559890), (1872, 528785), (1989, 497680), (2040, 485238), (2210, 447912), (2340, 423028), (2448, 404365), (2652, 373260), (3060, 323492), (3120, 317271), (3315, 298608), (3536, 279945), (3978, 248840), (4080, 242619), (4420, 223956), (4680, 211514), (5304, 186630), (6120, 161746), (6221, 159120), (6630, 149304), (7956, 124420), (8840, 111978), (9360, 105757), (9945, 99536), (10608, 93315), (12240, 80873), (12442, 79560), (13260, 74652), (15912, 62210), (17680, 55989), (18663, 53040), (19890, 49768), (24884, 39780), (26520, 37326), (31105, 31824)]