1221016680

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3221}}^1$

素因数の和:3263

約数の個数: 224

約数和(自身を含む): 4437273960

約数和(自身を除く): 3216257280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 243, 260, 270, 312, 324, 351, 360, 390, 405, 468, 486, 520, 540, 585, 648, 702, 729, 780, 810, 936, 972, 1053, 1080, 1170, 1215, 1404, 1458, 1560, 1620, 1755, 1944, 2106, 2340, 2430, 2808, 2916, 3159, 3221, 3240, 3510, 3645, 4212, 4680, 4860, 5265, 5832, 6318, 6442, 7020, 7290, 8424, 9477, 9663, 9720, 10530, 12636, 12884, 14040, 14580, 15795, 16105, 18954, 19326, 21060, 25272, 25768, 28989, 29160, 31590, 32210, 37908, 38652, 41873, 42120, 47385, 48315, 57978, 63180, 64420, 75816, 77304, 83746, 86967, 94770, 96630, 115956, 125619, 126360, 128840, 144945, 167492, 173934, 189540, 193260, 209365, 231912, 251238, 260901, 289890, 334984, 347868, 376857, 379080, 386520, 418730, 434835, 502476, 521802, 579780, 628095, 695736, 753714, 782703, 837460, 869670, 1004952, 1043604, 1130571, 1159560, 1256190, 1304505, 1507428, 1565406, 1674920, 1739340, 1884285, 2087208, 2261142, 2348109, 2512380, 2609010, 3014856, 3130812, 3391713, 3478680, 3768570, 3913515, 4522284, 4696218, 5024760, 5218020, 5652855, 6261624, 6783426, 7537140, 7827030, 9044568, 9392436, 10175139, 10436040, 11305710, 11740545, 13566852, 15074280, 15654060, 16958565, 18784872, 20350278, 22611420, 23481090, 27133704, 30525417, 31308120, 33917130, 40700556, 45222840, 46962180, 50875695, 61050834, 67834260, 81401112, 93924360, 101751390, 122101668, 135668520, 152627085, 203502780, 244203336, 305254170, 407005560, 610508340, 1221016680]

約数ペア:

[(1, 1221016680), (2, 610508340), (3, 407005560), (4, 305254170), (5, 244203336), (6, 203502780), (8, 152627085), (9, 135668520), (10, 122101668), (12, 101751390), (13, 93924360), (15, 81401112), (18, 67834260), (20, 61050834), (24, 50875695), (26, 46962180), (27, 45222840), (30, 40700556), (36, 33917130), (39, 31308120), (40, 30525417), (45, 27133704), (52, 23481090), (54, 22611420), (60, 20350278), (65, 18784872), (72, 16958565), (78, 15654060), (81, 15074280), (90, 13566852), (104, 11740545), (108, 11305710), (117, 10436040), (120, 10175139), (130, 9392436), (135, 9044568), (156, 7827030), (162, 7537140), (180, 6783426), (195, 6261624), (216, 5652855), (234, 5218020), (243, 5024760), (260, 4696218), (270, 4522284), (312, 3913515), (324, 3768570), (351, 3478680), (360, 3391713), (390, 3130812), (405, 3014856), (468, 2609010), (486, 2512380), (520, 2348109), (540, 2261142), (585, 2087208), (648, 1884285), (702, 1739340), (729, 1674920), (780, 1565406), (810, 1507428), (936, 1304505), (972, 1256190), (1053, 1159560), (1080, 1130571), (1170, 1043604), (1215, 1004952), (1404, 869670), (1458, 837460), (1560, 782703), (1620, 753714), (1755, 695736), (1944, 628095), (2106, 579780), (2340, 521802), (2430, 502476), (2808, 434835), (2916, 418730), (3159, 386520), (3221, 379080), (3240, 376857), (3510, 347868), (3645, 334984), (4212, 289890), (4680, 260901), (4860, 251238), (5265, 231912), (5832, 209365), (6318, 193260), (6442, 189540), (7020, 173934), (7290, 167492), (8424, 144945), (9477, 128840), (9663, 126360), (9720, 125619), (10530, 115956), (12636, 96630), (12884, 94770), (14040, 86967), (14580, 83746), (15795, 77304), (16105, 75816), (18954, 64420), (19326, 63180), (21060, 57978), (25272, 48315), (25768, 47385), (28989, 42120), (29160, 41873), (31590, 38652), (32210, 37908)]