2118972520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3697}}^1$

素因数の和:3827

約数の個数: 128

約数和(自身を含む): 5751129600

約数和(自身を除く): 3632157080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 89, 92, 115, 140, 161, 178, 184, 230, 280, 322, 356, 445, 460, 623, 644, 712, 805, 890, 920, 1246, 1288, 1610, 1780, 2047, 2492, 3115, 3220, 3560, 3697, 4094, 4984, 6230, 6440, 7394, 8188, 10235, 12460, 14329, 14788, 16376, 18485, 20470, 24920, 25879, 28658, 29576, 36970, 40940, 51758, 57316, 71645, 73940, 81880, 85031, 103516, 114632, 129395, 143290, 147880, 170062, 207032, 258790, 286580, 329033, 340124, 425155, 517580, 573160, 595217, 658066, 680248, 850310, 1035160, 1190434, 1316132, 1645165, 1700620, 2303231, 2380868, 2632264, 2976085, 3290330, 3401240, 4606462, 4761736, 5952170, 6580660, 7567759, 9212924, 11516155, 11904340, 13161320, 15135518, 18425848, 23032310, 23808680, 30271036, 37838795, 46064620, 52974313, 60542072, 75677590, 92129240, 105948626, 151355180, 211897252, 264871565, 302710360, 423794504, 529743130, 1059486260, 2118972520]

約数ペア:

[(1, 2118972520), (2, 1059486260), (4, 529743130), (5, 423794504), (7, 302710360), (8, 264871565), (10, 211897252), (14, 151355180), (20, 105948626), (23, 92129240), (28, 75677590), (35, 60542072), (40, 52974313), (46, 46064620), (56, 37838795), (70, 30271036), (89, 23808680), (92, 23032310), (115, 18425848), (140, 15135518), (161, 13161320), (178, 11904340), (184, 11516155), (230, 9212924), (280, 7567759), (322, 6580660), (356, 5952170), (445, 4761736), (460, 4606462), (623, 3401240), (644, 3290330), (712, 2976085), (805, 2632264), (890, 2380868), (920, 2303231), (1246, 1700620), (1288, 1645165), (1610, 1316132), (1780, 1190434), (2047, 1035160), (2492, 850310), (3115, 680248), (3220, 658066), (3560, 595217), (3697, 573160), (4094, 517580), (4984, 425155), (6230, 340124), (6440, 329033), (7394, 286580), (8188, 258790), (10235, 207032), (12460, 170062), (14329, 147880), (14788, 143290), (16376, 129395), (18485, 114632), (20470, 103516), (24920, 85031), (25879, 81880), (28658, 73940), (29576, 71645), (36970, 57316), (40940, 51758)]