68211990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:244

約数の個数: 256

約数和(自身を含む): 241367040

約数和(自身を除く): 173155050

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 17, 18, 21, 22, 27, 30, 33, 34, 35, 42, 45, 51, 54, 55, 63, 66, 70, 77, 85, 90, 99, 102, 105, 110, 119, 126, 135, 153, 154, 165, 170, 187, 189, 193, 198, 210, 231, 238, 255, 270, 297, 306, 315, 330, 357, 374, 378, 385, 386, 459, 462, 495, 510, 561, 579, 594, 595, 630, 693, 714, 765, 770, 918, 935, 945, 965, 990, 1071, 1122, 1155, 1158, 1190, 1309, 1351, 1386, 1485, 1530, 1683, 1737, 1785, 1870, 1890, 1930, 2079, 2123, 2142, 2295, 2310, 2618, 2702, 2805, 2895, 2970, 3213, 3281, 3366, 3465, 3474, 3570, 3927, 4053, 4158, 4246, 4590, 5049, 5211, 5355, 5610, 5790, 6369, 6426, 6545, 6562, 6755, 6930, 7854, 8106, 8415, 8685, 9843, 10098, 10395, 10422, 10615, 10710, 11781, 12159, 12738, 13090, 13510, 14861, 16065, 16405, 16830, 17370, 19107, 19635, 19686, 20265, 20790, 21230, 22967, 23562, 24318, 25245, 26055, 29529, 29722, 31845, 32130, 32810, 35343, 36091, 36477, 38214, 39270, 40530, 44583, 45934, 49215, 50490, 52110, 57321, 58905, 59058, 60795, 63690, 68901, 70686, 72182, 72954, 74305, 88587, 89166, 95535, 98430, 108273, 114642, 114835, 117810, 121590, 133749, 137802, 147645, 148610, 176715, 177174, 180455, 182385, 191070, 206703, 216546, 222915, 229670, 252637, 267498, 286605, 295290, 324819, 344505, 353430, 360910, 364770, 401247, 413406, 442935, 445830, 505274, 541365, 573210, 620109, 649638, 668745, 689010, 757911, 802494, 885870, 974457, 1033515, 1082730, 1240218, 1263185, 1337490, 1515822, 1624095, 1948914, 2006235, 2067030, 2273733, 2526370, 3100545, 3248190, 3789555, 4012470, 4547466, 4872285, 6201090, 6821199, 7579110, 9744570, 11368665, 13642398, 22737330, 34105995, 68211990]

約数ペア:

[(1, 68211990), (2, 34105995), (3, 22737330), (5, 13642398), (6, 11368665), (7, 9744570), (9, 7579110), (10, 6821199), (11, 6201090), (14, 4872285), (15, 4547466), (17, 4012470), (18, 3789555), (21, 3248190), (22, 3100545), (27, 2526370), (30, 2273733), (33, 2067030), (34, 2006235), (35, 1948914), (42, 1624095), (45, 1515822), (51, 1337490), (54, 1263185), (55, 1240218), (63, 1082730), (66, 1033515), (70, 974457), (77, 885870), (85, 802494), (90, 757911), (99, 689010), (102, 668745), (105, 649638), (110, 620109), (119, 573210), (126, 541365), (135, 505274), (153, 445830), (154, 442935), (165, 413406), (170, 401247), (187, 364770), (189, 360910), (193, 353430), (198, 344505), (210, 324819), (231, 295290), (238, 286605), (255, 267498), (270, 252637), (297, 229670), (306, 222915), (315, 216546), (330, 206703), (357, 191070), (374, 182385), (378, 180455), (385, 177174), (386, 176715), (459, 148610), (462, 147645), (495, 137802), (510, 133749), (561, 121590), (579, 117810), (594, 114835), (595, 114642), (630, 108273), (693, 98430), (714, 95535), (765, 89166), (770, 88587), (918, 74305), (935, 72954), (945, 72182), (965, 70686), (990, 68901), (1071, 63690), (1122, 60795), (1155, 59058), (1158, 58905), (1190, 57321), (1309, 52110), (1351, 50490), (1386, 49215), (1485, 45934), (1530, 44583), (1683, 40530), (1737, 39270), (1785, 38214), (1870, 36477), (1890, 36091), (1930, 35343), (2079, 32810), (2123, 32130), (2142, 31845), (2295, 29722), (2310, 29529), (2618, 26055), (2702, 25245), (2805, 24318), (2895, 23562), (2970, 22967), (3213, 21230), (3281, 20790), (3366, 20265), (3465, 19686), (3474, 19635), (3570, 19107), (3927, 17370), (4053, 16830), (4158, 16405), (4246, 16065), (4590, 14861), (5049, 13510), (5211, 13090), (5355, 12738), (5610, 12159), (5790, 11781), (6369, 10710), (6426, 10615), (6545, 10422), (6562, 10395), (6755, 10098), (6930, 9843), (7854, 8685), (8106, 8415)]