20528936460

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{11701}}^1$

素因数の和:11763

約数の個数: 216

約数和(自身を含む): 68160967056

約数和(自身を除く): 47632030596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 361, 380, 405, 486, 513, 540, 570, 684, 722, 810, 855, 972, 1026, 1083, 1140, 1215, 1444, 1539, 1620, 1710, 1805, 2052, 2166, 2430, 2565, 3078, 3249, 3420, 3610, 4332, 4617, 4860, 5130, 5415, 6156, 6498, 7220, 7695, 9234, 9747, 10260, 10830, 11701, 12996, 15390, 16245, 18468, 19494, 21660, 23085, 23402, 29241, 30780, 32490, 35103, 38988, 46170, 46804, 48735, 58482, 58505, 64980, 70206, 87723, 92340, 97470, 105309, 116964, 117010, 140412, 146205, 175446, 175515, 194940, 210618, 222319, 234020, 292410, 315927, 350892, 351030, 421236, 438615, 444638, 526545, 584820, 631854, 666957, 702060, 877230, 889276, 947781, 1053090, 1111595, 1263708, 1333914, 1579635, 1754460, 1895562, 2000871, 2106180, 2223190, 2667828, 2843343, 3159270, 3334785, 3791124, 4001742, 4224061, 4446380, 4738905, 5686686, 6002613, 6318540, 6669570, 8003484, 8448122, 9477810, 10004355, 11373372, 12005226, 12672183, 13339140, 14216715, 16896244, 18007839, 18955620, 20008710, 21120305, 24010452, 25344366, 28433430, 30013065, 36015678, 38016549, 40017420, 42240610, 50688732, 54023517, 56866860, 60026130, 63360915, 72031356, 76033098, 84481220, 90039195, 108047034, 114049647, 120052260, 126721830, 152066196, 180078390, 190082745, 216094068, 228099294, 253443660, 270117585, 342148941, 360156780, 380165490, 456198588, 540235170, 570248235, 684297882, 760330980, 1026446823, 1080470340, 1140496470, 1368595764, 1710744705, 2052893646, 2280992940, 3421489410, 4105787292, 5132234115, 6842978820, 10264468230, 20528936460]

約数ペア:

[(1, 20528936460), (2, 10264468230), (3, 6842978820), (4, 5132234115), (5, 4105787292), (6, 3421489410), (9, 2280992940), (10, 2052893646), (12, 1710744705), (15, 1368595764), (18, 1140496470), (19, 1080470340), (20, 1026446823), (27, 760330980), (30, 684297882), (36, 570248235), (38, 540235170), (45, 456198588), (54, 380165490), (57, 360156780), (60, 342148941), (76, 270117585), (81, 253443660), (90, 228099294), (95, 216094068), (108, 190082745), (114, 180078390), (135, 152066196), (162, 126721830), (171, 120052260), (180, 114049647), (190, 108047034), (228, 90039195), (243, 84481220), (270, 76033098), (285, 72031356), (324, 63360915), (342, 60026130), (361, 56866860), (380, 54023517), (405, 50688732), (486, 42240610), (513, 40017420), (540, 38016549), (570, 36015678), (684, 30013065), (722, 28433430), (810, 25344366), (855, 24010452), (972, 21120305), (1026, 20008710), (1083, 18955620), (1140, 18007839), (1215, 16896244), (1444, 14216715), (1539, 13339140), (1620, 12672183), (1710, 12005226), (1805, 11373372), (2052, 10004355), (2166, 9477810), (2430, 8448122), (2565, 8003484), (3078, 6669570), (3249, 6318540), (3420, 6002613), (3610, 5686686), (4332, 4738905), (4617, 4446380), (4860, 4224061), (5130, 4001742), (5415, 3791124), (6156, 3334785), (6498, 3159270), (7220, 2843343), (7695, 2667828), (9234, 2223190), (9747, 2106180), (10260, 2000871), (10830, 1895562), (11701, 1754460), (12996, 1579635), (15390, 1333914), (16245, 1263708), (18468, 1111595), (19494, 1053090), (21660, 947781), (23085, 889276), (23402, 877230), (29241, 702060), (30780, 666957), (32490, 631854), (35103, 584820), (38988, 526545), (46170, 444638), (46804, 438615), (48735, 421236), (58482, 351030), (58505, 350892), (64980, 315927), (70206, 292410), (87723, 234020), (92340, 222319), (97470, 210618), (105309, 194940), (116964, 175515), (117010, 175446), (140412, 146205)]