621793620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1367}}^1$

素因数の和:1427

約数の個数: 216

約数和(自身を含む): 2276636544

約数和(自身を除く): 1654842924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 361, 380, 399, 420, 532, 570, 630, 665, 684, 722, 798, 855, 1083, 1140, 1197, 1260, 1330, 1367, 1444, 1596, 1710, 1805, 1995, 2166, 2394, 2527, 2660, 2734, 3249, 3420, 3610, 3990, 4101, 4332, 4788, 5054, 5415, 5468, 5985, 6498, 6835, 7220, 7581, 7980, 8202, 9569, 10108, 10830, 11970, 12303, 12635, 12996, 13670, 15162, 16245, 16404, 19138, 20505, 21660, 22743, 23940, 24606, 25270, 25973, 27340, 28707, 30324, 32490, 37905, 38276, 41010, 45486, 47845, 49212, 50540, 51946, 57414, 61515, 64980, 75810, 77919, 82020, 86121, 90972, 95690, 103892, 113715, 114828, 123030, 129865, 143535, 151620, 155838, 172242, 181811, 191380, 227430, 233757, 246060, 259730, 287070, 311676, 344484, 363622, 389595, 430605, 454860, 467514, 493487, 519460, 545433, 574140, 727244, 779190, 861210, 909055, 935028, 986974, 1090866, 1168785, 1480461, 1558380, 1636299, 1722420, 1818110, 1973948, 2181732, 2337570, 2467435, 2727165, 2960922, 3272598, 3454409, 3636220, 4441383, 4675140, 4934870, 5454330, 5921844, 6545196, 6908818, 7402305, 8181495, 8882766, 9869740, 10363227, 10908660, 13817636, 14804610, 16362990, 17272045, 17765532, 20726454, 22206915, 29609220, 31089681, 32725980, 34544090, 41452908, 44413830, 51816135, 62179362, 69088180, 88827660, 103632270, 124358724, 155448405, 207264540, 310896810, 621793620]

約数ペア:

[(1, 621793620), (2, 310896810), (3, 207264540), (4, 155448405), (5, 124358724), (6, 103632270), (7, 88827660), (9, 69088180), (10, 62179362), (12, 51816135), (14, 44413830), (15, 41452908), (18, 34544090), (19, 32725980), (20, 31089681), (21, 29609220), (28, 22206915), (30, 20726454), (35, 17765532), (36, 17272045), (38, 16362990), (42, 14804610), (45, 13817636), (57, 10908660), (60, 10363227), (63, 9869740), (70, 8882766), (76, 8181495), (84, 7402305), (90, 6908818), (95, 6545196), (105, 5921844), (114, 5454330), (126, 4934870), (133, 4675140), (140, 4441383), (171, 3636220), (180, 3454409), (190, 3272598), (210, 2960922), (228, 2727165), (252, 2467435), (266, 2337570), (285, 2181732), (315, 1973948), (342, 1818110), (361, 1722420), (380, 1636299), (399, 1558380), (420, 1480461), (532, 1168785), (570, 1090866), (630, 986974), (665, 935028), (684, 909055), (722, 861210), (798, 779190), (855, 727244), (1083, 574140), (1140, 545433), (1197, 519460), (1260, 493487), (1330, 467514), (1367, 454860), (1444, 430605), (1596, 389595), (1710, 363622), (1805, 344484), (1995, 311676), (2166, 287070), (2394, 259730), (2527, 246060), (2660, 233757), (2734, 227430), (3249, 191380), (3420, 181811), (3610, 172242), (3990, 155838), (4101, 151620), (4332, 143535), (4788, 129865), (5054, 123030), (5415, 114828), (5468, 113715), (5985, 103892), (6498, 95690), (6835, 90972), (7220, 86121), (7581, 82020), (7980, 77919), (8202, 75810), (9569, 64980), (10108, 61515), (10830, 57414), (11970, 51946), (12303, 50540), (12635, 49212), (12996, 47845), (13670, 45486), (15162, 41010), (16245, 38276), (16404, 37905), (19138, 32490), (20505, 30324), (21660, 28707), (22743, 27340), (23940, 25973), (24606, 25270)]