289389420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6113}}^1$

素因数の和:6391

約数の個数: 72

約数和(自身を含む): 881296416

約数和(自身を除く): 591906996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4734, 5260, 6113, 7890, 9468, 11835, 12226, 15780, 18339, 23670, 24452, 30565, 36678, 47340, 55017, 61130, 73356, 91695, 110034, 122260, 183390, 220068, 275085, 366780, 550170, 1100340, 1607719, 3215438, 4823157, 6430876, 8038595, 9646314, 14469471, 16077190, 19292628, 24115785, 28938942, 32154380, 48231570, 57877884, 72347355, 96463140, 144694710, 289389420]

約数ペア:

[(1, 289389420), (2, 144694710), (3, 96463140), (4, 72347355), (5, 57877884), (6, 48231570), (9, 32154380), (10, 28938942), (12, 24115785), (15, 19292628), (18, 16077190), (20, 14469471), (30, 9646314), (36, 8038595), (45, 6430876), (60, 4823157), (90, 3215438), (180, 1607719), (263, 1100340), (526, 550170), (789, 366780), (1052, 275085), (1315, 220068), (1578, 183390), (2367, 122260), (2630, 110034), (3156, 91695), (3945, 73356), (4734, 61130), (5260, 55017), (6113, 47340), (7890, 36678), (9468, 30565), (11835, 24452), (12226, 23670), (15780, 18339)]