123218760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{383}}^2$

素因数の和:787

約数の個数: 96

約数和(自身を含む): 423570240

約数和(自身を除く): 300351480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 383, 420, 766, 840, 1149, 1532, 1915, 2298, 2681, 3064, 3830, 4596, 5362, 5745, 7660, 8043, 9192, 10724, 11490, 13405, 15320, 16086, 21448, 22980, 26810, 32172, 40215, 45960, 53620, 64344, 80430, 107240, 146689, 160860, 293378, 321720, 440067, 586756, 733445, 880134, 1026823, 1173512, 1466890, 1760268, 2053646, 2200335, 2933780, 3080469, 3520536, 4107292, 4400670, 5134115, 5867560, 6160938, 8214584, 8801340, 10268230, 12321876, 15402345, 17602680, 20536460, 24643752, 30804690, 41072920, 61609380, 123218760]

約数ペア:

[(1, 123218760), (2, 61609380), (3, 41072920), (4, 30804690), (5, 24643752), (6, 20536460), (7, 17602680), (8, 15402345), (10, 12321876), (12, 10268230), (14, 8801340), (15, 8214584), (20, 6160938), (21, 5867560), (24, 5134115), (28, 4400670), (30, 4107292), (35, 3520536), (40, 3080469), (42, 2933780), (56, 2200335), (60, 2053646), (70, 1760268), (84, 1466890), (105, 1173512), (120, 1026823), (140, 880134), (168, 733445), (210, 586756), (280, 440067), (383, 321720), (420, 293378), (766, 160860), (840, 146689), (1149, 107240), (1532, 80430), (1915, 64344), (2298, 53620), (2681, 45960), (3064, 40215), (3830, 32172), (4596, 26810), (5362, 22980), (5745, 21448), (7660, 16086), (8043, 15320), (9192, 13405), (10724, 11490)]