15443880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 49230720

約数和(自身を除く): 33786840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 43, 60, 73, 82, 86, 120, 123, 129, 146, 164, 172, 205, 215, 219, 246, 258, 292, 328, 344, 365, 410, 430, 438, 492, 516, 584, 615, 645, 730, 820, 860, 876, 984, 1032, 1095, 1230, 1290, 1460, 1640, 1720, 1752, 1763, 2190, 2460, 2580, 2920, 2993, 3139, 3526, 4380, 4920, 5160, 5289, 5986, 6278, 7052, 8760, 8815, 8979, 9417, 10578, 11972, 12556, 14104, 14965, 15695, 17630, 17958, 18834, 21156, 23944, 25112, 26445, 29930, 31390, 35260, 35916, 37668, 42312, 44895, 47085, 52890, 59860, 62780, 70520, 71832, 75336, 89790, 94170, 105780, 119720, 125560, 128699, 179580, 188340, 211560, 257398, 359160, 376680, 386097, 514796, 643495, 772194, 1029592, 1286990, 1544388, 1930485, 2573980, 3088776, 3860970, 5147960, 7721940, 15443880]

約数ペア:

[(1, 15443880), (2, 7721940), (3, 5147960), (4, 3860970), (5, 3088776), (6, 2573980), (8, 1930485), (10, 1544388), (12, 1286990), (15, 1029592), (20, 772194), (24, 643495), (30, 514796), (40, 386097), (41, 376680), (43, 359160), (60, 257398), (73, 211560), (82, 188340), (86, 179580), (120, 128699), (123, 125560), (129, 119720), (146, 105780), (164, 94170), (172, 89790), (205, 75336), (215, 71832), (219, 70520), (246, 62780), (258, 59860), (292, 52890), (328, 47085), (344, 44895), (365, 42312), (410, 37668), (430, 35916), (438, 35260), (492, 31390), (516, 29930), (584, 26445), (615, 25112), (645, 23944), (730, 21156), (820, 18834), (860, 17958), (876, 17630), (984, 15695), (1032, 14965), (1095, 14104), (1230, 12556), (1290, 11972), (1460, 10578), (1640, 9417), (1720, 8979), (1752, 8815), (1763, 8760), (2190, 7052), (2460, 6278), (2580, 5986), (2920, 5289), (2993, 5160), (3139, 4920), (3526, 4380)]