1649431140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 288

約数和(自身を含む): 5632986240

約数和(自身を除く): 3983555100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 59, 60, 70, 74, 84, 98, 105, 111, 118, 140, 147, 148, 177, 185, 196, 210, 222, 236, 245, 257, 259, 294, 295, 354, 370, 413, 420, 444, 490, 514, 518, 555, 588, 590, 708, 735, 740, 771, 777, 826, 885, 980, 1028, 1036, 1110, 1180, 1239, 1285, 1295, 1470, 1542, 1554, 1652, 1770, 1799, 1813, 2065, 2183, 2220, 2478, 2570, 2590, 2891, 2940, 3084, 3108, 3540, 3598, 3626, 3855, 3885, 4130, 4366, 4956, 5140, 5180, 5397, 5439, 5782, 6195, 6549, 7196, 7252, 7710, 7770, 8260, 8673, 8732, 8995, 9065, 9509, 10794, 10878, 10915, 11564, 12390, 12593, 13098, 14455, 15163, 15281, 15420, 15540, 17346, 17990, 18130, 19018, 21588, 21756, 21830, 24780, 25186, 26196, 26985, 27195, 28527, 28910, 30326, 30562, 32745, 34692, 35980, 36260, 37779, 38036, 43365, 43660, 45489, 45843, 47545, 50372, 53970, 54390, 57054, 57820, 60652, 61124, 62965, 65490, 66563, 75558, 75815, 76405, 86730, 90978, 91686, 95090, 106141, 106967, 107940, 108780, 114108, 125930, 130980, 133126, 142635, 151116, 151630, 152810, 173460, 181956, 183372, 188895, 190180, 199689, 212282, 213934, 227445, 229215, 251860, 266252, 285270, 303260, 305620, 318423, 320901, 332815, 377790, 399378, 424564, 427868, 454890, 458430, 465941, 530705, 534835, 561031, 570540, 636846, 641802, 665630, 742987, 755580, 798756, 909780, 916860, 931882, 998445, 1061410, 1069670, 1122062, 1273692, 1283604, 1331260, 1397823, 1485974, 1592115, 1604505, 1683093, 1863764, 1996890, 2122820, 2139340, 2228961, 2244124, 2329705, 2795646, 2805155, 2971948, 3184230, 3209010, 3366186, 3714935, 3927217, 3993780, 4457922, 4659410, 5591292, 5610310, 6368460, 6418020, 6732372, 6989115, 7429870, 7854434, 8415465, 8915844, 9318820, 11144805, 11220620, 11781651, 13978230, 14859740, 15708868, 16830930, 19636085, 22289610, 23563302, 27490519, 27956460, 33661860, 39272170, 44579220, 47126604, 54981038, 58908255, 78544340, 82471557, 109962076, 117816510, 137452595, 164943114, 235633020, 274905190, 329886228, 412357785, 549810380, 824715570, 1649431140]

約数ペア:

[(1, 1649431140), (2, 824715570), (3, 549810380), (4, 412357785), (5, 329886228), (6, 274905190), (7, 235633020), (10, 164943114), (12, 137452595), (14, 117816510), (15, 109962076), (20, 82471557), (21, 78544340), (28, 58908255), (30, 54981038), (35, 47126604), (37, 44579220), (42, 39272170), (49, 33661860), (59, 27956460), (60, 27490519), (70, 23563302), (74, 22289610), (84, 19636085), (98, 16830930), (105, 15708868), (111, 14859740), (118, 13978230), (140, 11781651), (147, 11220620), (148, 11144805), (177, 9318820), (185, 8915844), (196, 8415465), (210, 7854434), (222, 7429870), (236, 6989115), (245, 6732372), (257, 6418020), (259, 6368460), (294, 5610310), (295, 5591292), (354, 4659410), (370, 4457922), (413, 3993780), (420, 3927217), (444, 3714935), (490, 3366186), (514, 3209010), (518, 3184230), (555, 2971948), (588, 2805155), (590, 2795646), (708, 2329705), (735, 2244124), (740, 2228961), (771, 2139340), (777, 2122820), (826, 1996890), (885, 1863764), (980, 1683093), (1028, 1604505), (1036, 1592115), (1110, 1485974), (1180, 1397823), (1239, 1331260), (1285, 1283604), (1295, 1273692), (1470, 1122062), (1542, 1069670), (1554, 1061410), (1652, 998445), (1770, 931882), (1799, 916860), (1813, 909780), (2065, 798756), (2183, 755580), (2220, 742987), (2478, 665630), (2570, 641802), (2590, 636846), (2891, 570540), (2940, 561031), (3084, 534835), (3108, 530705), (3540, 465941), (3598, 458430), (3626, 454890), (3855, 427868), (3885, 424564), (4130, 399378), (4366, 377790), (4956, 332815), (5140, 320901), (5180, 318423), (5397, 305620), (5439, 303260), (5782, 285270), (6195, 266252), (6549, 251860), (7196, 229215), (7252, 227445), (7710, 213934), (7770, 212282), (8260, 199689), (8673, 190180), (8732, 188895), (8995, 183372), (9065, 181956), (9509, 173460), (10794, 152810), (10878, 151630), (10915, 151116), (11564, 142635), (12390, 133126), (12593, 130980), (13098, 125930), (14455, 114108), (15163, 108780), (15281, 107940), (15420, 106967), (15540, 106141), (17346, 95090), (17990, 91686), (18130, 90978), (19018, 86730), (21588, 76405), (21756, 75815), (21830, 75558), (24780, 66563), (25186, 65490), (26196, 62965), (26985, 61124), (27195, 60652), (28527, 57820), (28910, 57054), (30326, 54390), (30562, 53970), (32745, 50372), (34692, 47545), (35980, 45843), (36260, 45489), (37779, 43660), (38036, 43365)]