2021567280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:639

約数の個数: 160

約数和(自身を含む): 6361467840

約数和(自身を除く): 4339900560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 173, 181, 240, 269, 346, 362, 519, 538, 543, 692, 724, 807, 865, 905, 1038, 1076, 1086, 1345, 1384, 1448, 1614, 1730, 1810, 2076, 2152, 2172, 2595, 2690, 2715, 2768, 2896, 3228, 3460, 3620, 4035, 4152, 4304, 4344, 5190, 5380, 5430, 6456, 6920, 7240, 8070, 8304, 8688, 10380, 10760, 10860, 12912, 13840, 14480, 16140, 20760, 21520, 21720, 31313, 32280, 41520, 43440, 46537, 48689, 62626, 64560, 93074, 93939, 97378, 125252, 139611, 146067, 156565, 186148, 187878, 194756, 232685, 243445, 250504, 279222, 292134, 313130, 372296, 375756, 389512, 465370, 469695, 486890, 501008, 558444, 584268, 626260, 698055, 730335, 744592, 751512, 779024, 930740, 939390, 973780, 1116888, 1168536, 1252520, 1396110, 1460670, 1503024, 1861480, 1878780, 1947560, 2233776, 2337072, 2505040, 2792220, 2921340, 3722960, 3757560, 3895120, 5584440, 5842680, 7515120, 8423197, 11168880, 11685360, 16846394, 25269591, 33692788, 42115985, 50539182, 67385576, 84231970, 101078364, 126347955, 134771152, 168463940, 202156728, 252695910, 336927880, 404313456, 505391820, 673855760, 1010783640, 2021567280]

約数ペア:

[(1, 2021567280), (2, 1010783640), (3, 673855760), (4, 505391820), (5, 404313456), (6, 336927880), (8, 252695910), (10, 202156728), (12, 168463940), (15, 134771152), (16, 126347955), (20, 101078364), (24, 84231970), (30, 67385576), (40, 50539182), (48, 42115985), (60, 33692788), (80, 25269591), (120, 16846394), (173, 11685360), (181, 11168880), (240, 8423197), (269, 7515120), (346, 5842680), (362, 5584440), (519, 3895120), (538, 3757560), (543, 3722960), (692, 2921340), (724, 2792220), (807, 2505040), (865, 2337072), (905, 2233776), (1038, 1947560), (1076, 1878780), (1086, 1861480), (1345, 1503024), (1384, 1460670), (1448, 1396110), (1614, 1252520), (1730, 1168536), (1810, 1116888), (2076, 973780), (2152, 939390), (2172, 930740), (2595, 779024), (2690, 751512), (2715, 744592), (2768, 730335), (2896, 698055), (3228, 626260), (3460, 584268), (3620, 558444), (4035, 501008), (4152, 486890), (4304, 469695), (4344, 465370), (5190, 389512), (5380, 375756), (5430, 372296), (6456, 313130), (6920, 292134), (7240, 279222), (8070, 250504), (8304, 243445), (8688, 232685), (10380, 194756), (10760, 187878), (10860, 186148), (12912, 156565), (13840, 146067), (14480, 139611), (16140, 125252), (20760, 97378), (21520, 93939), (21720, 93074), (31313, 64560), (32280, 62626), (41520, 48689), (43440, 46537)]