38453520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:557

約数の個数: 160

約数和(自身を含む): 139419648

約数和(自身を除く): 100966128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 120, 140, 141, 168, 188, 210, 235, 240, 280, 282, 329, 336, 376, 420, 470, 487, 560, 564, 658, 705, 752, 840, 940, 974, 987, 1128, 1316, 1410, 1461, 1645, 1680, 1880, 1948, 1974, 2256, 2435, 2632, 2820, 2922, 3290, 3409, 3760, 3896, 3948, 4870, 4935, 5264, 5640, 5844, 6580, 6818, 7305, 7792, 7896, 9740, 9870, 10227, 11280, 11688, 13160, 13636, 14610, 15792, 17045, 19480, 19740, 20454, 22889, 23376, 26320, 27272, 29220, 34090, 38960, 39480, 40908, 45778, 51135, 54544, 58440, 68180, 68667, 78960, 81816, 91556, 102270, 114445, 116880, 136360, 137334, 160223, 163632, 183112, 204540, 228890, 272720, 274668, 320446, 343335, 366224, 409080, 457780, 480669, 549336, 640892, 686670, 801115, 818160, 915560, 961338, 1098672, 1281784, 1373340, 1602230, 1831120, 1922676, 2403345, 2563568, 2746680, 3204460, 3845352, 4806690, 5493360, 6408920, 7690704, 9613380, 12817840, 19226760, 38453520]

約数ペア:

[(1, 38453520), (2, 19226760), (3, 12817840), (4, 9613380), (5, 7690704), (6, 6408920), (7, 5493360), (8, 4806690), (10, 3845352), (12, 3204460), (14, 2746680), (15, 2563568), (16, 2403345), (20, 1922676), (21, 1831120), (24, 1602230), (28, 1373340), (30, 1281784), (35, 1098672), (40, 961338), (42, 915560), (47, 818160), (48, 801115), (56, 686670), (60, 640892), (70, 549336), (80, 480669), (84, 457780), (94, 409080), (105, 366224), (112, 343335), (120, 320446), (140, 274668), (141, 272720), (168, 228890), (188, 204540), (210, 183112), (235, 163632), (240, 160223), (280, 137334), (282, 136360), (329, 116880), (336, 114445), (376, 102270), (420, 91556), (470, 81816), (487, 78960), (560, 68667), (564, 68180), (658, 58440), (705, 54544), (752, 51135), (840, 45778), (940, 40908), (974, 39480), (987, 38960), (1128, 34090), (1316, 29220), (1410, 27272), (1461, 26320), (1645, 23376), (1680, 22889), (1880, 20454), (1948, 19740), (1974, 19480), (2256, 17045), (2435, 15792), (2632, 14610), (2820, 13636), (2922, 13160), (3290, 11688), (3409, 11280), (3760, 10227), (3896, 9870), (3948, 9740), (4870, 7896), (4935, 7792), (5264, 7305), (5640, 6818), (5844, 6580)]