20150553990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1\times {\mathrm{2543}}^1$

素因数の和:3046

約数の個数: 128

約数和(自身を含む): 56005447680

約数和(自身を除く): 35854893690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 97, 105, 194, 210, 291, 389, 485, 582, 679, 778, 970, 1167, 1358, 1455, 1945, 2037, 2334, 2543, 2723, 2910, 3395, 3890, 4074, 5086, 5446, 5835, 6790, 7629, 8169, 10185, 11670, 12715, 13615, 15258, 16338, 17801, 20370, 25430, 27230, 35602, 37733, 38145, 40845, 53403, 75466, 76290, 81690, 89005, 106806, 113199, 178010, 188665, 226398, 246671, 264131, 267015, 377330, 493342, 528262, 534030, 565995, 740013, 792393, 989227, 1131990, 1233355, 1320655, 1480026, 1584786, 1726697, 1978454, 2466710, 2641310, 2967681, 3453394, 3700065, 3961965, 4946135, 5180091, 5935362, 6924589, 7400130, 7923930, 8633485, 9892270, 10360182, 13849178, 14838405, 17266970, 20773767, 25900455, 29676810, 34622945, 41547534, 51800910, 69245890, 95955019, 103868835, 191910038, 207737670, 287865057, 479775095, 575730114, 671685133, 959550190, 1343370266, 1439325285, 2015055399, 2878650570, 3358425665, 4030110798, 6716851330, 10075276995, 20150553990]

約数ペア:

[(1, 20150553990), (2, 10075276995), (3, 6716851330), (5, 4030110798), (6, 3358425665), (7, 2878650570), (10, 2015055399), (14, 1439325285), (15, 1343370266), (21, 959550190), (30, 671685133), (35, 575730114), (42, 479775095), (70, 287865057), (97, 207737670), (105, 191910038), (194, 103868835), (210, 95955019), (291, 69245890), (389, 51800910), (485, 41547534), (582, 34622945), (679, 29676810), (778, 25900455), (970, 20773767), (1167, 17266970), (1358, 14838405), (1455, 13849178), (1945, 10360182), (2037, 9892270), (2334, 8633485), (2543, 7923930), (2723, 7400130), (2910, 6924589), (3395, 5935362), (3890, 5180091), (4074, 4946135), (5086, 3961965), (5446, 3700065), (5835, 3453394), (6790, 2967681), (7629, 2641310), (8169, 2466710), (10185, 1978454), (11670, 1726697), (12715, 1584786), (13615, 1480026), (15258, 1320655), (16338, 1233355), (17801, 1131990), (20370, 989227), (25430, 792393), (27230, 740013), (35602, 565995), (37733, 534030), (38145, 528262), (40845, 493342), (53403, 377330), (75466, 267015), (76290, 264131), (81690, 246671), (89005, 226398), (106806, 188665), (113199, 178010)]