161420400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{44839}}^1$

素因数の和:44863

約数の個数: 90

約数和(自身を含む): 560186120

約数和(自身を除く): 398765720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 44839, 89678, 134517, 179356, 224195, 269034, 358712, 403551, 448390, 538068, 672585, 717424, 807102, 896780, 1076136, 1120975, 1345170, 1614204, 1793560, 2017755, 2152272, 2241950, 2690340, 3228408, 3362925, 3587120, 4035510, 4483900, 5380680, 6456816, 6725850, 8071020, 8967800, 10088775, 10761360, 13451700, 16142040, 17935600, 20177550, 26903400, 32284080, 40355100, 53806800, 80710200, 161420400]

約数ペア:

[(1, 161420400), (2, 80710200), (3, 53806800), (4, 40355100), (5, 32284080), (6, 26903400), (8, 20177550), (9, 17935600), (10, 16142040), (12, 13451700), (15, 10761360), (16, 10088775), (18, 8967800), (20, 8071020), (24, 6725850), (25, 6456816), (30, 5380680), (36, 4483900), (40, 4035510), (45, 3587120), (48, 3362925), (50, 3228408), (60, 2690340), (72, 2241950), (75, 2152272), (80, 2017755), (90, 1793560), (100, 1614204), (120, 1345170), (144, 1120975), (150, 1076136), (180, 896780), (200, 807102), (225, 717424), (240, 672585), (300, 538068), (360, 448390), (400, 403551), (450, 358712), (600, 269034), (720, 224195), (900, 179356), (1200, 134517), (1800, 89678), (3600, 44839)]