280203300

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:929

約数の個数: 216

約数和(自身を含む): 981978816

約数和(自身を除く): 701775516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 81, 90, 100, 108, 117, 130, 135, 150, 156, 162, 180, 195, 225, 234, 243, 260, 270, 300, 324, 325, 351, 390, 405, 450, 468, 486, 540, 585, 650, 675, 702, 780, 810, 887, 900, 972, 975, 1053, 1170, 1215, 1300, 1350, 1404, 1620, 1755, 1774, 1950, 2025, 2106, 2340, 2430, 2661, 2700, 2925, 3159, 3510, 3548, 3900, 4050, 4212, 4435, 4860, 5265, 5322, 5850, 6075, 6318, 7020, 7983, 8100, 8775, 8870, 10530, 10644, 11531, 11700, 12150, 12636, 13305, 15795, 15966, 17550, 17740, 21060, 22175, 23062, 23949, 24300, 26325, 26610, 31590, 31932, 34593, 35100, 39915, 44350, 46124, 47898, 52650, 53220, 57655, 63180, 66525, 69186, 71847, 78975, 79830, 88700, 95796, 103779, 105300, 115310, 119745, 133050, 138372, 143694, 157950, 159660, 172965, 199575, 207558, 215541, 230620, 239490, 266100, 287388, 288275, 311337, 315900, 345930, 359235, 399150, 415116, 431082, 478980, 518895, 576550, 598725, 622674, 691860, 718470, 798300, 862164, 864825, 934011, 1037790, 1077705, 1153100, 1197450, 1245348, 1436940, 1556685, 1729650, 1796175, 1868022, 2075580, 2155410, 2394900, 2594475, 2802033, 3113370, 3459300, 3592350, 3736044, 4310820, 4670055, 5188950, 5388525, 5604066, 6226740, 7184700, 7783425, 9340110, 10377900, 10777050, 11208132, 14010165, 15566850, 18680220, 21554100, 23350275, 28020330, 31133700, 46700550, 56040660, 70050825, 93401100, 140101650, 280203300]

約数ペア:

[(1, 280203300), (2, 140101650), (3, 93401100), (4, 70050825), (5, 56040660), (6, 46700550), (9, 31133700), (10, 28020330), (12, 23350275), (13, 21554100), (15, 18680220), (18, 15566850), (20, 14010165), (25, 11208132), (26, 10777050), (27, 10377900), (30, 9340110), (36, 7783425), (39, 7184700), (45, 6226740), (50, 5604066), (52, 5388525), (54, 5188950), (60, 4670055), (65, 4310820), (75, 3736044), (78, 3592350), (81, 3459300), (90, 3113370), (100, 2802033), (108, 2594475), (117, 2394900), (130, 2155410), (135, 2075580), (150, 1868022), (156, 1796175), (162, 1729650), (180, 1556685), (195, 1436940), (225, 1245348), (234, 1197450), (243, 1153100), (260, 1077705), (270, 1037790), (300, 934011), (324, 864825), (325, 862164), (351, 798300), (390, 718470), (405, 691860), (450, 622674), (468, 598725), (486, 576550), (540, 518895), (585, 478980), (650, 431082), (675, 415116), (702, 399150), (780, 359235), (810, 345930), (887, 315900), (900, 311337), (972, 288275), (975, 287388), (1053, 266100), (1170, 239490), (1215, 230620), (1300, 215541), (1350, 207558), (1404, 199575), (1620, 172965), (1755, 159660), (1774, 157950), (1950, 143694), (2025, 138372), (2106, 133050), (2340, 119745), (2430, 115310), (2661, 105300), (2700, 103779), (2925, 95796), (3159, 88700), (3510, 79830), (3548, 78975), (3900, 71847), (4050, 69186), (4212, 66525), (4435, 63180), (4860, 57655), (5265, 53220), (5322, 52650), (5850, 47898), (6075, 46124), (6318, 44350), (7020, 39915), (7983, 35100), (8100, 34593), (8775, 31932), (8870, 31590), (10530, 26610), (10644, 26325), (11531, 24300), (11700, 23949), (12150, 23062), (12636, 22175), (13305, 21060), (15795, 17740), (15966, 17550)]