61681620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 288

約数和(自身を含む): 236113920

約数和(自身を除く): 174432300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 52, 55, 60, 65, 66, 70, 77, 78, 79, 84, 91, 105, 110, 130, 132, 140, 143, 154, 156, 158, 165, 169, 182, 195, 210, 220, 231, 237, 260, 273, 286, 308, 316, 330, 338, 364, 385, 390, 395, 420, 429, 455, 462, 474, 507, 546, 553, 572, 660, 676, 715, 770, 780, 790, 845, 858, 869, 910, 924, 948, 1001, 1014, 1027, 1092, 1106, 1155, 1183, 1185, 1365, 1430, 1540, 1580, 1659, 1690, 1716, 1738, 1820, 1859, 2002, 2028, 2054, 2145, 2212, 2310, 2366, 2370, 2535, 2607, 2730, 2765, 2860, 3003, 3081, 3318, 3380, 3476, 3549, 3718, 4004, 4108, 4290, 4345, 4620, 4732, 4740, 5005, 5070, 5135, 5214, 5460, 5530, 5577, 5915, 6006, 6083, 6162, 6636, 7098, 7189, 7436, 8295, 8580, 8690, 9295, 10010, 10140, 10270, 10428, 11060, 11154, 11297, 11830, 12012, 12166, 12324, 13013, 13035, 13351, 14196, 14378, 15015, 15405, 16590, 17380, 17745, 18249, 18590, 20020, 20540, 21567, 22308, 22594, 23660, 24332, 26026, 26070, 26702, 27885, 28756, 30030, 30415, 30810, 33180, 33891, 35490, 35945, 36498, 37180, 39039, 40053, 43134, 45188, 52052, 52140, 53404, 55770, 56485, 60060, 60830, 61620, 65065, 66755, 67782, 70980, 71890, 72996, 78078, 79079, 80106, 86268, 91245, 93457, 107835, 111540, 112970, 121660, 130130, 133510, 135564, 143780, 146861, 156156, 158158, 160212, 169455, 182490, 186914, 195195, 200265, 215670, 225940, 237237, 260260, 267020, 280371, 293722, 316316, 338910, 364980, 373828, 390390, 395395, 400530, 431340, 440583, 467285, 474474, 560742, 587444, 677820, 734305, 780780, 790790, 801060, 881166, 934570, 948948, 1028027, 1121484, 1186185, 1401855, 1468610, 1581580, 1762332, 1869140, 2056054, 2202915, 2372370, 2803710, 2937220, 3084081, 4112108, 4405830, 4744740, 5140135, 5607420, 6168162, 8811660, 10280270, 12336324, 15420405, 20560540, 30840810, 61681620]

約数ペア:

[(1, 61681620), (2, 30840810), (3, 20560540), (4, 15420405), (5, 12336324), (6, 10280270), (7, 8811660), (10, 6168162), (11, 5607420), (12, 5140135), (13, 4744740), (14, 4405830), (15, 4112108), (20, 3084081), (21, 2937220), (22, 2803710), (26, 2372370), (28, 2202915), (30, 2056054), (33, 1869140), (35, 1762332), (39, 1581580), (42, 1468610), (44, 1401855), (52, 1186185), (55, 1121484), (60, 1028027), (65, 948948), (66, 934570), (70, 881166), (77, 801060), (78, 790790), (79, 780780), (84, 734305), (91, 677820), (105, 587444), (110, 560742), (130, 474474), (132, 467285), (140, 440583), (143, 431340), (154, 400530), (156, 395395), (158, 390390), (165, 373828), (169, 364980), (182, 338910), (195, 316316), (210, 293722), (220, 280371), (231, 267020), (237, 260260), (260, 237237), (273, 225940), (286, 215670), (308, 200265), (316, 195195), (330, 186914), (338, 182490), (364, 169455), (385, 160212), (390, 158158), (395, 156156), (420, 146861), (429, 143780), (455, 135564), (462, 133510), (474, 130130), (507, 121660), (546, 112970), (553, 111540), (572, 107835), (660, 93457), (676, 91245), (715, 86268), (770, 80106), (780, 79079), (790, 78078), (845, 72996), (858, 71890), (869, 70980), (910, 67782), (924, 66755), (948, 65065), (1001, 61620), (1014, 60830), (1027, 60060), (1092, 56485), (1106, 55770), (1155, 53404), (1183, 52140), (1185, 52052), (1365, 45188), (1430, 43134), (1540, 40053), (1580, 39039), (1659, 37180), (1690, 36498), (1716, 35945), (1738, 35490), (1820, 33891), (1859, 33180), (2002, 30810), (2028, 30415), (2054, 30030), (2145, 28756), (2212, 27885), (2310, 26702), (2366, 26070), (2370, 26026), (2535, 24332), (2607, 23660), (2730, 22594), (2765, 22308), (2860, 21567), (3003, 20540), (3081, 20020), (3318, 18590), (3380, 18249), (3476, 17745), (3549, 17380), (3718, 16590), (4004, 15405), (4108, 15015), (4290, 14378), (4345, 14196), (4620, 13351), (4732, 13035), (4740, 13013), (5005, 12324), (5070, 12166), (5135, 12012), (5214, 11830), (5460, 11297), (5530, 11154), (5577, 11060), (5915, 10428), (6006, 10270), (6083, 10140), (6162, 10010), (6636, 9295), (7098, 8690), (7189, 8580), (7436, 8295)]