31005450

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 103921920

約数和(自身を除く): 72916470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 25, 27, 30, 34, 35, 42, 45, 50, 51, 54, 63, 70, 75, 85, 90, 102, 105, 119, 126, 135, 150, 153, 170, 175, 189, 193, 210, 225, 238, 255, 270, 306, 315, 350, 357, 378, 386, 425, 450, 459, 510, 525, 579, 595, 630, 675, 714, 765, 850, 918, 945, 965, 1050, 1071, 1158, 1190, 1275, 1350, 1351, 1530, 1575, 1737, 1785, 1890, 1930, 2142, 2295, 2550, 2702, 2895, 2975, 3150, 3213, 3281, 3474, 3570, 3825, 4053, 4590, 4725, 4825, 5211, 5355, 5790, 5950, 6426, 6562, 6755, 7650, 8106, 8685, 8925, 9450, 9650, 9843, 10422, 10710, 11475, 12159, 13510, 14475, 16065, 16405, 17370, 17850, 19686, 20265, 22950, 22967, 24318, 26055, 26775, 28950, 29529, 32130, 32810, 33775, 36477, 40530, 43425, 45934, 49215, 52110, 53550, 59058, 60795, 67550, 68901, 72954, 80325, 82025, 86850, 88587, 98430, 101325, 114835, 121590, 130275, 137802, 147645, 160650, 164050, 177174, 182385, 202650, 206703, 229670, 246075, 260550, 295290, 303975, 344505, 364770, 413406, 442935, 492150, 574175, 607950, 620109, 689010, 738225, 885870, 911925, 1033515, 1148350, 1240218, 1476450, 1722525, 1823850, 2067030, 2214675, 3100545, 3445050, 4429350, 5167575, 6201090, 10335150, 15502725, 31005450]

約数ペア:

[(1, 31005450), (2, 15502725), (3, 10335150), (5, 6201090), (6, 5167575), (7, 4429350), (9, 3445050), (10, 3100545), (14, 2214675), (15, 2067030), (17, 1823850), (18, 1722525), (21, 1476450), (25, 1240218), (27, 1148350), (30, 1033515), (34, 911925), (35, 885870), (42, 738225), (45, 689010), (50, 620109), (51, 607950), (54, 574175), (63, 492150), (70, 442935), (75, 413406), (85, 364770), (90, 344505), (102, 303975), (105, 295290), (119, 260550), (126, 246075), (135, 229670), (150, 206703), (153, 202650), (170, 182385), (175, 177174), (189, 164050), (193, 160650), (210, 147645), (225, 137802), (238, 130275), (255, 121590), (270, 114835), (306, 101325), (315, 98430), (350, 88587), (357, 86850), (378, 82025), (386, 80325), (425, 72954), (450, 68901), (459, 67550), (510, 60795), (525, 59058), (579, 53550), (595, 52110), (630, 49215), (675, 45934), (714, 43425), (765, 40530), (850, 36477), (918, 33775), (945, 32810), (965, 32130), (1050, 29529), (1071, 28950), (1158, 26775), (1190, 26055), (1275, 24318), (1350, 22967), (1351, 22950), (1530, 20265), (1575, 19686), (1737, 17850), (1785, 17370), (1890, 16405), (1930, 16065), (2142, 14475), (2295, 13510), (2550, 12159), (2702, 11475), (2895, 10710), (2975, 10422), (3150, 9843), (3213, 9650), (3281, 9450), (3474, 8925), (3570, 8685), (3825, 8106), (4053, 7650), (4590, 6755), (4725, 6562), (4825, 6426), (5211, 5950), (5355, 5790)]