259821120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:333

約数の個数: 224

約数和(自身を含む): 901232640

約数和(自身を除く): 641411520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 109, 120, 130, 156, 160, 191, 192, 195, 208, 218, 240, 260, 312, 320, 327, 382, 390, 416, 436, 480, 520, 545, 573, 624, 654, 764, 780, 832, 872, 955, 960, 1040, 1090, 1146, 1248, 1308, 1417, 1528, 1560, 1635, 1744, 1910, 2080, 2180, 2292, 2483, 2496, 2616, 2834, 2865, 3056, 3120, 3270, 3488, 3820, 4160, 4251, 4360, 4584, 4966, 5232, 5668, 5730, 6112, 6240, 6540, 6976, 7085, 7449, 7640, 8502, 8720, 9168, 9932, 10464, 11336, 11460, 12224, 12415, 12480, 13080, 14170, 14898, 15280, 17004, 17440, 18336, 19864, 20819, 20928, 21255, 22672, 22920, 24830, 26160, 28340, 29796, 30560, 34008, 34880, 36672, 37245, 39728, 41638, 42510, 45344, 45840, 49660, 52320, 56680, 59592, 61120, 62457, 68016, 74490, 79456, 83276, 85020, 90688, 91680, 99320, 104095, 104640, 113360, 119184, 124914, 136032, 148980, 158912, 166552, 170040, 183360, 198640, 208190, 226720, 238368, 249828, 270647, 272064, 297960, 312285, 333104, 340080, 397280, 416380, 453440, 476736, 499656, 541294, 595920, 624570, 666208, 680160, 794560, 811941, 832760, 999312, 1082588, 1191840, 1249140, 1332416, 1353235, 1360320, 1623882, 1665520, 1998624, 2165176, 2383680, 2498280, 2706470, 3247764, 3331040, 3997248, 4059705, 4330352, 4996560, 5412940, 6495528, 6662080, 8119410, 8660704, 9993120, 10825880, 12991056, 16238820, 17321408, 19986240, 21651760, 25982112, 32477640, 43303520, 51964224, 64955280, 86607040, 129910560, 259821120]

約数ペア:

[(1, 259821120), (2, 129910560), (3, 86607040), (4, 64955280), (5, 51964224), (6, 43303520), (8, 32477640), (10, 25982112), (12, 21651760), (13, 19986240), (15, 17321408), (16, 16238820), (20, 12991056), (24, 10825880), (26, 9993120), (30, 8660704), (32, 8119410), (39, 6662080), (40, 6495528), (48, 5412940), (52, 4996560), (60, 4330352), (64, 4059705), (65, 3997248), (78, 3331040), (80, 3247764), (96, 2706470), (104, 2498280), (109, 2383680), (120, 2165176), (130, 1998624), (156, 1665520), (160, 1623882), (191, 1360320), (192, 1353235), (195, 1332416), (208, 1249140), (218, 1191840), (240, 1082588), (260, 999312), (312, 832760), (320, 811941), (327, 794560), (382, 680160), (390, 666208), (416, 624570), (436, 595920), (480, 541294), (520, 499656), (545, 476736), (573, 453440), (624, 416380), (654, 397280), (764, 340080), (780, 333104), (832, 312285), (872, 297960), (955, 272064), (960, 270647), (1040, 249828), (1090, 238368), (1146, 226720), (1248, 208190), (1308, 198640), (1417, 183360), (1528, 170040), (1560, 166552), (1635, 158912), (1744, 148980), (1910, 136032), (2080, 124914), (2180, 119184), (2292, 113360), (2483, 104640), (2496, 104095), (2616, 99320), (2834, 91680), (2865, 90688), (3056, 85020), (3120, 83276), (3270, 79456), (3488, 74490), (3820, 68016), (4160, 62457), (4251, 61120), (4360, 59592), (4584, 56680), (4966, 52320), (5232, 49660), (5668, 45840), (5730, 45344), (6112, 42510), (6240, 41638), (6540, 39728), (6976, 37245), (7085, 36672), (7449, 34880), (7640, 34008), (8502, 30560), (8720, 29796), (9168, 28340), (9932, 26160), (10464, 24830), (11336, 22920), (11460, 22672), (12224, 21255), (12415, 20928), (12480, 20819), (13080, 19864), (14170, 18336), (14898, 17440), (15280, 17004)]