1288407840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:715

約数の個数: 192

約数和(自身を含む): 4184732160

約数和(自身を除く): 2896324320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 79, 80, 96, 120, 122, 158, 160, 183, 237, 240, 244, 305, 316, 366, 395, 474, 480, 488, 557, 610, 632, 732, 790, 915, 948, 976, 1114, 1185, 1220, 1264, 1464, 1580, 1671, 1830, 1896, 1952, 2228, 2370, 2440, 2528, 2785, 2928, 3160, 3342, 3660, 3792, 4456, 4740, 4819, 4880, 5570, 5856, 6320, 6684, 7320, 7584, 8355, 8912, 9480, 9638, 9760, 11140, 12640, 13368, 14457, 14640, 16710, 17824, 18960, 19276, 22280, 24095, 26736, 28914, 29280, 33420, 33977, 37920, 38552, 44003, 44560, 48190, 53472, 57828, 66840, 67954, 72285, 77104, 88006, 89120, 96380, 101931, 115656, 132009, 133680, 135908, 144570, 154208, 169885, 176012, 192760, 203862, 220015, 231312, 264018, 267360, 271816, 289140, 339770, 352024, 385520, 407724, 440030, 462624, 509655, 528036, 543632, 578280, 660045, 679540, 704048, 771040, 815448, 880060, 1019310, 1056072, 1087264, 1156560, 1320090, 1359080, 1408096, 1630896, 1760120, 2038620, 2112144, 2313120, 2640180, 2684183, 2718160, 3261792, 3520240, 4077240, 4224288, 5280360, 5368366, 5436320, 7040480, 8052549, 8154480, 10560720, 10736732, 13420915, 16105098, 16308960, 21121440, 21473464, 26841830, 32210196, 40262745, 42946928, 53683660, 64420392, 80525490, 85893856, 107367320, 128840784, 161050980, 214734640, 257681568, 322101960, 429469280, 644203920, 1288407840]

約数ペア:

[(1, 1288407840), (2, 644203920), (3, 429469280), (4, 322101960), (5, 257681568), (6, 214734640), (8, 161050980), (10, 128840784), (12, 107367320), (15, 85893856), (16, 80525490), (20, 64420392), (24, 53683660), (30, 42946928), (32, 40262745), (40, 32210196), (48, 26841830), (60, 21473464), (61, 21121440), (79, 16308960), (80, 16105098), (96, 13420915), (120, 10736732), (122, 10560720), (158, 8154480), (160, 8052549), (183, 7040480), (237, 5436320), (240, 5368366), (244, 5280360), (305, 4224288), (316, 4077240), (366, 3520240), (395, 3261792), (474, 2718160), (480, 2684183), (488, 2640180), (557, 2313120), (610, 2112144), (632, 2038620), (732, 1760120), (790, 1630896), (915, 1408096), (948, 1359080), (976, 1320090), (1114, 1156560), (1185, 1087264), (1220, 1056072), (1264, 1019310), (1464, 880060), (1580, 815448), (1671, 771040), (1830, 704048), (1896, 679540), (1952, 660045), (2228, 578280), (2370, 543632), (2440, 528036), (2528, 509655), (2785, 462624), (2928, 440030), (3160, 407724), (3342, 385520), (3660, 352024), (3792, 339770), (4456, 289140), (4740, 271816), (4819, 267360), (4880, 264018), (5570, 231312), (5856, 220015), (6320, 203862), (6684, 192760), (7320, 176012), (7584, 169885), (8355, 154208), (8912, 144570), (9480, 135908), (9638, 133680), (9760, 132009), (11140, 115656), (12640, 101931), (13368, 96380), (14457, 89120), (14640, 88006), (16710, 77104), (17824, 72285), (18960, 67954), (19276, 66840), (22280, 57828), (24095, 53472), (26736, 48190), (28914, 44560), (29280, 44003), (33420, 38552), (33977, 37920)]