19557360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1181}}^1$

素因数の和:1223

約数の個数: 120

約数和(自身を含む): 68593824

約数和(自身を除く): 49036464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1181, 1380, 1656, 1840, 2070, 2362, 2760, 3312, 3543, 4140, 4724, 5520, 5905, 7086, 8280, 9448, 10629, 11810, 14172, 16560, 17715, 18896, 21258, 23620, 27163, 28344, 35430, 42516, 47240, 53145, 54326, 56688, 70860, 81489, 85032, 94480, 106290, 108652, 135815, 141720, 162978, 170064, 212580, 217304, 244467, 271630, 283440, 325956, 407445, 425160, 434608, 488934, 543260, 651912, 814890, 850320, 977868, 1086520, 1222335, 1303824, 1629780, 1955736, 2173040, 2444670, 3259560, 3911472, 4889340, 6519120, 9778680, 19557360]

約数ペア:

[(1, 19557360), (2, 9778680), (3, 6519120), (4, 4889340), (5, 3911472), (6, 3259560), (8, 2444670), (9, 2173040), (10, 1955736), (12, 1629780), (15, 1303824), (16, 1222335), (18, 1086520), (20, 977868), (23, 850320), (24, 814890), (30, 651912), (36, 543260), (40, 488934), (45, 434608), (46, 425160), (48, 407445), (60, 325956), (69, 283440), (72, 271630), (80, 244467), (90, 217304), (92, 212580), (115, 170064), (120, 162978), (138, 141720), (144, 135815), (180, 108652), (184, 106290), (207, 94480), (230, 85032), (240, 81489), (276, 70860), (345, 56688), (360, 54326), (368, 53145), (414, 47240), (460, 42516), (552, 35430), (690, 28344), (720, 27163), (828, 23620), (920, 21258), (1035, 18896), (1104, 17715), (1181, 16560), (1380, 14172), (1656, 11810), (1840, 10629), (2070, 9448), (2362, 8280), (2760, 7086), (3312, 5905), (3543, 5520), (4140, 4724)]