19226760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 67461120

約数和(自身を除く): 48234360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 487, 564, 658, 705, 840, 940, 974, 987, 1128, 1316, 1410, 1461, 1645, 1880, 1948, 1974, 2435, 2632, 2820, 2922, 3290, 3409, 3896, 3948, 4870, 4935, 5640, 5844, 6580, 6818, 7305, 7896, 9740, 9870, 10227, 11688, 13160, 13636, 14610, 17045, 19480, 19740, 20454, 22889, 27272, 29220, 34090, 39480, 40908, 45778, 51135, 58440, 68180, 68667, 81816, 91556, 102270, 114445, 136360, 137334, 160223, 183112, 204540, 228890, 274668, 320446, 343335, 409080, 457780, 480669, 549336, 640892, 686670, 801115, 915560, 961338, 1281784, 1373340, 1602230, 1922676, 2403345, 2746680, 3204460, 3845352, 4806690, 6408920, 9613380, 19226760]

約数ペア:

[(1, 19226760), (2, 9613380), (3, 6408920), (4, 4806690), (5, 3845352), (6, 3204460), (7, 2746680), (8, 2403345), (10, 1922676), (12, 1602230), (14, 1373340), (15, 1281784), (20, 961338), (21, 915560), (24, 801115), (28, 686670), (30, 640892), (35, 549336), (40, 480669), (42, 457780), (47, 409080), (56, 343335), (60, 320446), (70, 274668), (84, 228890), (94, 204540), (105, 183112), (120, 160223), (140, 137334), (141, 136360), (168, 114445), (188, 102270), (210, 91556), (235, 81816), (280, 68667), (282, 68180), (329, 58440), (376, 51135), (420, 45778), (470, 40908), (487, 39480), (564, 34090), (658, 29220), (705, 27272), (840, 22889), (940, 20454), (974, 19740), (987, 19480), (1128, 17045), (1316, 14610), (1410, 13636), (1461, 13160), (1645, 11688), (1880, 10227), (1948, 9870), (1974, 9740), (2435, 7896), (2632, 7305), (2820, 6818), (2922, 6580), (3290, 5844), (3409, 5640), (3896, 4935), (3948, 4870)]