7210360980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{564191}}^1$

素因数の和:564277

約数の個数: 72

約数和(自身を含む): 22179515904

約数和(自身を除く): 14969154924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 564191, 1128382, 1692573, 2256764, 2820955, 3385146, 5077719, 5641910, 6770292, 8462865, 10155438, 11283820, 16925730, 20310876, 25388595, 33851460, 40057561, 50777190, 80115122, 101554380, 120172683, 160230244, 200287805, 240345366, 360518049, 400575610, 480690732, 600863415, 721036098, 801151220, 1201726830, 1442072196, 1802590245, 2403453660, 3605180490, 7210360980]

約数ペア:

[(1, 7210360980), (2, 3605180490), (3, 2403453660), (4, 1802590245), (5, 1442072196), (6, 1201726830), (9, 801151220), (10, 721036098), (12, 600863415), (15, 480690732), (18, 400575610), (20, 360518049), (30, 240345366), (36, 200287805), (45, 160230244), (60, 120172683), (71, 101554380), (90, 80115122), (142, 50777190), (180, 40057561), (213, 33851460), (284, 25388595), (355, 20310876), (426, 16925730), (639, 11283820), (710, 10155438), (852, 8462865), (1065, 6770292), (1278, 5641910), (1420, 5077719), (2130, 3385146), (2556, 2820955), (3195, 2256764), (4260, 1692573), (6390, 1128382), (12780, 564191)]