31233150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 95462640

約数和(自身を除く): 64229490

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 25, 26, 30, 38, 39, 45, 50, 57, 65, 75, 78, 90, 95, 114, 117, 130, 150, 171, 190, 195, 225, 234, 247, 281, 285, 325, 342, 390, 450, 475, 494, 562, 570, 585, 650, 741, 843, 855, 950, 975, 1170, 1235, 1405, 1425, 1482, 1686, 1710, 1950, 2223, 2470, 2529, 2810, 2850, 2925, 3653, 3705, 4215, 4275, 4446, 5058, 5339, 5850, 6175, 7025, 7306, 7410, 8430, 8550, 10678, 10959, 11115, 12350, 12645, 14050, 16017, 18265, 18525, 21075, 21918, 22230, 25290, 26695, 32034, 32877, 36530, 37050, 42150, 48051, 53390, 54795, 55575, 63225, 65754, 69407, 80085, 91325, 96102, 109590, 111150, 126450, 133475, 138814, 160170, 164385, 182650, 208221, 240255, 266950, 273975, 328770, 347035, 400425, 416442, 480510, 547950, 624663, 694070, 800850, 821925, 1041105, 1201275, 1249326, 1643850, 1735175, 2082210, 2402550, 3123315, 3470350, 5205525, 6246630, 10411050, 15616575, 31233150]

約数ペア:

[(1, 31233150), (2, 15616575), (3, 10411050), (5, 6246630), (6, 5205525), (9, 3470350), (10, 3123315), (13, 2402550), (15, 2082210), (18, 1735175), (19, 1643850), (25, 1249326), (26, 1201275), (30, 1041105), (38, 821925), (39, 800850), (45, 694070), (50, 624663), (57, 547950), (65, 480510), (75, 416442), (78, 400425), (90, 347035), (95, 328770), (114, 273975), (117, 266950), (130, 240255), (150, 208221), (171, 182650), (190, 164385), (195, 160170), (225, 138814), (234, 133475), (247, 126450), (281, 111150), (285, 109590), (325, 96102), (342, 91325), (390, 80085), (450, 69407), (475, 65754), (494, 63225), (562, 55575), (570, 54795), (585, 53390), (650, 48051), (741, 42150), (843, 37050), (855, 36530), (950, 32877), (975, 32034), (1170, 26695), (1235, 25290), (1405, 22230), (1425, 21918), (1482, 21075), (1686, 18525), (1710, 18265), (1950, 16017), (2223, 14050), (2470, 12645), (2529, 12350), (2810, 11115), (2850, 10959), (2925, 10678), (3653, 8550), (3705, 8430), (4215, 7410), (4275, 7306), (4446, 7025), (5058, 6175), (5339, 5850)]