201231450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:549

約数の個数: 144

約数和(自身を含む): 622954176

約数和(自身を除く): 421722726

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 193, 210, 225, 315, 331, 350, 386, 450, 525, 579, 630, 662, 965, 993, 1050, 1158, 1351, 1575, 1655, 1737, 1930, 1986, 2317, 2702, 2895, 2979, 3150, 3310, 3474, 4053, 4634, 4825, 4965, 5790, 5958, 6755, 6951, 8106, 8275, 8685, 9650, 9930, 11585, 12159, 13510, 13902, 14475, 14895, 16550, 17370, 20265, 20853, 23170, 24318, 24825, 28950, 29790, 33775, 34755, 40530, 41706, 43425, 49650, 57925, 60795, 63883, 67550, 69510, 74475, 86850, 101325, 104265, 115850, 121590, 127766, 148950, 173775, 191649, 202650, 208530, 303975, 319415, 347550, 383298, 447181, 521325, 574947, 607950, 638830, 894362, 958245, 1042650, 1149894, 1341543, 1597075, 1916490, 2235905, 2683086, 2874735, 3194150, 4024629, 4471810, 4791225, 5749470, 6707715, 8049258, 9582450, 11179525, 13415430, 14373675, 20123145, 22359050, 28747350, 33538575, 40246290, 67077150, 100615725, 201231450]

約数ペア:

[(1, 201231450), (2, 100615725), (3, 67077150), (5, 40246290), (6, 33538575), (7, 28747350), (9, 22359050), (10, 20123145), (14, 14373675), (15, 13415430), (18, 11179525), (21, 9582450), (25, 8049258), (30, 6707715), (35, 5749470), (42, 4791225), (45, 4471810), (50, 4024629), (63, 3194150), (70, 2874735), (75, 2683086), (90, 2235905), (105, 1916490), (126, 1597075), (150, 1341543), (175, 1149894), (193, 1042650), (210, 958245), (225, 894362), (315, 638830), (331, 607950), (350, 574947), (386, 521325), (450, 447181), (525, 383298), (579, 347550), (630, 319415), (662, 303975), (965, 208530), (993, 202650), (1050, 191649), (1158, 173775), (1351, 148950), (1575, 127766), (1655, 121590), (1737, 115850), (1930, 104265), (1986, 101325), (2317, 86850), (2702, 74475), (2895, 69510), (2979, 67550), (3150, 63883), (3310, 60795), (3474, 57925), (4053, 49650), (4634, 43425), (4825, 41706), (4965, 40530), (5790, 34755), (5958, 33775), (6755, 29790), (6951, 28950), (8106, 24825), (8275, 24318), (8685, 23170), (9650, 20853), (9930, 20265), (11585, 17370), (12159, 16550), (13510, 14895), (13902, 14475)]