20352150

素因数分解:

$2^1\times 3^2\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:116

約数の個数: 216

約数和(自身を含む): 69464304

約数和(自身を除く): 49112154

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 49, 50, 63, 65, 70, 71, 75, 78, 90, 91, 98, 105, 117, 126, 130, 142, 147, 150, 175, 182, 195, 210, 213, 225, 234, 245, 273, 294, 315, 325, 350, 355, 390, 426, 441, 450, 455, 490, 497, 525, 546, 585, 630, 637, 639, 650, 710, 735, 819, 882, 910, 923, 975, 994, 1050, 1065, 1170, 1225, 1274, 1278, 1365, 1470, 1491, 1575, 1638, 1775, 1846, 1911, 1950, 2130, 2205, 2275, 2450, 2485, 2730, 2769, 2925, 2982, 3150, 3185, 3195, 3479, 3550, 3675, 3822, 4095, 4410, 4473, 4550, 4615, 4970, 5325, 5538, 5733, 5850, 6370, 6390, 6461, 6825, 6958, 7350, 7455, 8190, 8307, 8946, 9230, 9555, 10437, 10650, 11025, 11466, 12425, 12922, 13650, 13845, 14910, 15925, 15975, 16614, 17395, 19110, 19383, 20475, 20874, 22050, 22365, 23075, 24850, 27690, 28665, 31311, 31850, 31950, 32305, 34790, 37275, 38766, 40950, 41535, 44730, 45227, 46150, 47775, 52185, 57330, 58149, 62622, 64610, 69225, 74550, 83070, 86975, 90454, 95550, 96915, 104370, 111825, 116298, 135681, 138450, 143325, 156555, 161525, 173950, 193830, 207675, 223650, 226135, 260925, 271362, 286650, 290745, 313110, 323050, 407043, 415350, 452270, 484575, 521850, 581490, 678405, 782775, 814086, 969150, 1130675, 1356810, 1453725, 1565550, 2035215, 2261350, 2907450, 3392025, 4070430, 6784050, 10176075, 20352150]

約数ペア:

[(1, 20352150), (2, 10176075), (3, 6784050), (5, 4070430), (6, 3392025), (7, 2907450), (9, 2261350), (10, 2035215), (13, 1565550), (14, 1453725), (15, 1356810), (18, 1130675), (21, 969150), (25, 814086), (26, 782775), (30, 678405), (35, 581490), (39, 521850), (42, 484575), (45, 452270), (49, 415350), (50, 407043), (63, 323050), (65, 313110), (70, 290745), (71, 286650), (75, 271362), (78, 260925), (90, 226135), (91, 223650), (98, 207675), (105, 193830), (117, 173950), (126, 161525), (130, 156555), (142, 143325), (147, 138450), (150, 135681), (175, 116298), (182, 111825), (195, 104370), (210, 96915), (213, 95550), (225, 90454), (234, 86975), (245, 83070), (273, 74550), (294, 69225), (315, 64610), (325, 62622), (350, 58149), (355, 57330), (390, 52185), (426, 47775), (441, 46150), (450, 45227), (455, 44730), (490, 41535), (497, 40950), (525, 38766), (546, 37275), (585, 34790), (630, 32305), (637, 31950), (639, 31850), (650, 31311), (710, 28665), (735, 27690), (819, 24850), (882, 23075), (910, 22365), (923, 22050), (975, 20874), (994, 20475), (1050, 19383), (1065, 19110), (1170, 17395), (1225, 16614), (1274, 15975), (1278, 15925), (1365, 14910), (1470, 13845), (1491, 13650), (1575, 12922), (1638, 12425), (1775, 11466), (1846, 11025), (1911, 10650), (1950, 10437), (2130, 9555), (2205, 9230), (2275, 8946), (2450, 8307), (2485, 8190), (2730, 7455), (2769, 7350), (2925, 6958), (2982, 6825), (3150, 6461), (3185, 6390), (3195, 6370), (3479, 5850), (3550, 5733), (3675, 5538), (3822, 5325), (4095, 4970), (4410, 4615), (4473, 4550)]