81763650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:241

約数の個数: 144

約数和(自身を含む): 236190240

約数和(自身を除く): 154426590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 73, 75, 90, 95, 114, 131, 146, 150, 171, 190, 219, 225, 262, 285, 342, 365, 393, 438, 450, 475, 570, 655, 657, 730, 786, 855, 950, 1095, 1179, 1310, 1314, 1387, 1425, 1710, 1825, 1965, 2190, 2358, 2489, 2774, 2850, 3275, 3285, 3650, 3930, 4161, 4275, 4978, 5475, 5895, 6550, 6570, 6935, 7467, 8322, 8550, 9563, 9825, 10950, 11790, 12445, 12483, 13870, 14934, 16425, 19126, 19650, 20805, 22401, 24890, 24966, 28689, 29475, 32850, 34675, 37335, 41610, 44802, 47815, 57378, 58950, 62225, 62415, 69350, 74670, 86067, 95630, 104025, 112005, 124450, 124830, 143445, 172134, 181697, 186675, 208050, 224010, 239075, 286890, 312075, 363394, 373350, 430335, 478150, 545091, 560025, 624150, 717225, 860670, 908485, 1090182, 1120050, 1434450, 1635273, 1816970, 2151675, 2725455, 3270546, 4303350, 4542425, 5450910, 8176365, 9084850, 13627275, 16352730, 27254550, 40881825, 81763650]

約数ペア:

[(1, 81763650), (2, 40881825), (3, 27254550), (5, 16352730), (6, 13627275), (9, 9084850), (10, 8176365), (15, 5450910), (18, 4542425), (19, 4303350), (25, 3270546), (30, 2725455), (38, 2151675), (45, 1816970), (50, 1635273), (57, 1434450), (73, 1120050), (75, 1090182), (90, 908485), (95, 860670), (114, 717225), (131, 624150), (146, 560025), (150, 545091), (171, 478150), (190, 430335), (219, 373350), (225, 363394), (262, 312075), (285, 286890), (342, 239075), (365, 224010), (393, 208050), (438, 186675), (450, 181697), (475, 172134), (570, 143445), (655, 124830), (657, 124450), (730, 112005), (786, 104025), (855, 95630), (950, 86067), (1095, 74670), (1179, 69350), (1310, 62415), (1314, 62225), (1387, 58950), (1425, 57378), (1710, 47815), (1825, 44802), (1965, 41610), (2190, 37335), (2358, 34675), (2489, 32850), (2774, 29475), (2850, 28689), (3275, 24966), (3285, 24890), (3650, 22401), (3930, 20805), (4161, 19650), (4275, 19126), (4978, 16425), (5475, 14934), (5895, 13870), (6550, 12483), (6570, 12445), (6935, 11790), (7467, 10950), (8322, 9825), (8550, 9563)]