201631815

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 484600320

約数和(自身を除く): 282968505

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 27, 33, 35, 45, 49, 51, 55, 63, 77, 85, 99, 105, 119, 135, 147, 153, 163, 165, 187, 189, 231, 245, 255, 297, 315, 357, 385, 441, 459, 489, 495, 539, 561, 595, 693, 735, 765, 815, 833, 935, 945, 1071, 1141, 1155, 1309, 1323, 1467, 1485, 1617, 1683, 1785, 1793, 2079, 2205, 2295, 2445, 2499, 2695, 2771, 2805, 3213, 3423, 3465, 3927, 4165, 4401, 4851, 5049, 5355, 5379, 5705, 6545, 6615, 7335, 7497, 7987, 8085, 8313, 8415, 8965, 9163, 10269, 10395, 11781, 12495, 12551, 13855, 14553, 16065, 16137, 17115, 19397, 19635, 22005, 22491, 23961, 24255, 24939, 25245, 26895, 27489, 30481, 30807, 35343, 37485, 37653, 39935, 41565, 45815, 48411, 51345, 58191, 58905, 62755, 71883, 72765, 74817, 80685, 82467, 87857, 91443, 96985, 112455, 112959, 119805, 124695, 135779, 137445, 152405, 154035, 174573, 176715, 188265, 213367, 215649, 242055, 247401, 263571, 274329, 290955, 338877, 359415, 374085, 407337, 412335, 439285, 457215, 523719, 564795, 640101, 678895, 790713, 822987, 872865, 1066835, 1078245, 1222011, 1237005, 1317855, 1371645, 1493569, 1694385, 1920303, 2036685, 2372139, 2618595, 3200505, 3666033, 3953565, 4114935, 4480707, 5760909, 6110055, 7467845, 9601515, 11860695, 13442121, 18330165, 22403535, 28804545, 40326363, 67210605, 201631815]

約数ペア:

[(1, 201631815), (3, 67210605), (5, 40326363), (7, 28804545), (9, 22403535), (11, 18330165), (15, 13442121), (17, 11860695), (21, 9601515), (27, 7467845), (33, 6110055), (35, 5760909), (45, 4480707), (49, 4114935), (51, 3953565), (55, 3666033), (63, 3200505), (77, 2618595), (85, 2372139), (99, 2036685), (105, 1920303), (119, 1694385), (135, 1493569), (147, 1371645), (153, 1317855), (163, 1237005), (165, 1222011), (187, 1078245), (189, 1066835), (231, 872865), (245, 822987), (255, 790713), (297, 678895), (315, 640101), (357, 564795), (385, 523719), (441, 457215), (459, 439285), (489, 412335), (495, 407337), (539, 374085), (561, 359415), (595, 338877), (693, 290955), (735, 274329), (765, 263571), (815, 247401), (833, 242055), (935, 215649), (945, 213367), (1071, 188265), (1141, 176715), (1155, 174573), (1309, 154035), (1323, 152405), (1467, 137445), (1485, 135779), (1617, 124695), (1683, 119805), (1785, 112959), (1793, 112455), (2079, 96985), (2205, 91443), (2295, 87857), (2445, 82467), (2499, 80685), (2695, 74817), (2771, 72765), (2805, 71883), (3213, 62755), (3423, 58905), (3465, 58191), (3927, 51345), (4165, 48411), (4401, 45815), (4851, 41565), (5049, 39935), (5355, 37653), (5379, 37485), (5705, 35343), (6545, 30807), (6615, 30481), (7335, 27489), (7497, 26895), (7987, 25245), (8085, 24939), (8313, 24255), (8415, 23961), (8965, 22491), (9163, 22005), (10269, 19635), (10395, 19397), (11781, 17115), (12495, 16137), (12551, 16065), (13855, 14553)]