28906908210

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2801}}^1$

素因数の和:2991

約数の個数: 192

約数和(自身を含む): 81072036864

約数和(自身を除く): 52165128654

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 137, 155, 162, 186, 243, 270, 274, 279, 310, 405, 411, 465, 486, 558, 685, 810, 822, 837, 930, 1215, 1233, 1370, 1395, 1674, 2055, 2430, 2466, 2511, 2790, 2801, 3699, 4110, 4185, 4247, 5022, 5602, 6165, 7398, 7533, 8370, 8403, 8494, 11097, 12330, 12555, 12741, 14005, 15066, 16806, 18495, 21235, 22194, 25110, 25209, 25482, 28010, 33291, 36990, 37665, 38223, 42015, 42470, 50418, 55485, 63705, 66582, 75330, 75627, 76446, 84030, 86831, 110970, 114669, 126045, 127410, 151254, 166455, 173662, 191115, 226881, 229338, 252090, 260493, 332910, 344007, 378135, 382230, 383737, 434155, 453762, 520986, 573345, 680643, 688014, 756270, 767474, 781479, 868310, 1032021, 1134405, 1146690, 1151211, 1302465, 1361286, 1562958, 1720035, 1918685, 2064042, 2268810, 2302422, 2344437, 2604930, 3403215, 3440070, 3453633, 3837370, 3907395, 4688874, 5160105, 5756055, 6806430, 6907266, 7033311, 7814790, 10320210, 10360899, 11512110, 11722185, 11895847, 14066622, 17268165, 20721798, 21099933, 23444370, 23791694, 31082697, 34536330, 35166555, 35687541, 42199866, 51804495, 59479235, 62165394, 70333110, 71375082, 93248091, 103608990, 105499665, 107062623, 118958470, 155413485, 178437705, 186496182, 210999330, 214125246, 310826970, 321187869, 356875410, 466240455, 535313115, 642375738, 932480910, 963563607, 1070626230, 1605939345, 1927127214, 2890690821, 3211878690, 4817818035, 5781381642, 9635636070, 14453454105, 28906908210]

約数ペア:

[(1, 28906908210), (2, 14453454105), (3, 9635636070), (5, 5781381642), (6, 4817818035), (9, 3211878690), (10, 2890690821), (15, 1927127214), (18, 1605939345), (27, 1070626230), (30, 963563607), (31, 932480910), (45, 642375738), (54, 535313115), (62, 466240455), (81, 356875410), (90, 321187869), (93, 310826970), (135, 214125246), (137, 210999330), (155, 186496182), (162, 178437705), (186, 155413485), (243, 118958470), (270, 107062623), (274, 105499665), (279, 103608990), (310, 93248091), (405, 71375082), (411, 70333110), (465, 62165394), (486, 59479235), (558, 51804495), (685, 42199866), (810, 35687541), (822, 35166555), (837, 34536330), (930, 31082697), (1215, 23791694), (1233, 23444370), (1370, 21099933), (1395, 20721798), (1674, 17268165), (2055, 14066622), (2430, 11895847), (2466, 11722185), (2511, 11512110), (2790, 10360899), (2801, 10320210), (3699, 7814790), (4110, 7033311), (4185, 6907266), (4247, 6806430), (5022, 5756055), (5602, 5160105), (6165, 4688874), (7398, 3907395), (7533, 3837370), (8370, 3453633), (8403, 3440070), (8494, 3403215), (11097, 2604930), (12330, 2344437), (12555, 2302422), (12741, 2268810), (14005, 2064042), (15066, 1918685), (16806, 1720035), (18495, 1562958), (21235, 1361286), (22194, 1302465), (25110, 1151211), (25209, 1146690), (25482, 1134405), (28010, 1032021), (33291, 868310), (36990, 781479), (37665, 767474), (38223, 756270), (42015, 688014), (42470, 680643), (50418, 573345), (55485, 520986), (63705, 453762), (66582, 434155), (75330, 383737), (75627, 382230), (76446, 378135), (84030, 344007), (86831, 332910), (110970, 260493), (114669, 252090), (126045, 229338), (127410, 226881), (151254, 191115), (166455, 173662)]