128119500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:497

約数の個数: 144

約数和(自身を含む): 410889024

約数和(自身を除く): 282769524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 90, 100, 125, 142, 150, 180, 213, 225, 250, 284, 300, 355, 375, 401, 426, 450, 500, 639, 710, 750, 802, 852, 900, 1065, 1125, 1203, 1278, 1420, 1500, 1604, 1775, 2005, 2130, 2250, 2406, 2556, 3195, 3550, 3609, 4010, 4260, 4500, 4812, 5325, 6015, 6390, 7100, 7218, 8020, 8875, 10025, 10650, 12030, 12780, 14436, 15975, 17750, 18045, 20050, 21300, 24060, 26625, 28471, 30075, 31950, 35500, 36090, 40100, 50125, 53250, 56942, 60150, 63900, 72180, 79875, 85413, 90225, 100250, 106500, 113884, 120300, 142355, 150375, 159750, 170826, 180450, 200500, 256239, 284710, 300750, 319500, 341652, 360900, 427065, 451125, 512478, 569420, 601500, 711775, 854130, 902250, 1024956, 1281195, 1423550, 1708260, 1804500, 2135325, 2562390, 2847100, 3558875, 4270650, 5124780, 6405975, 7117750, 8541300, 10676625, 12811950, 14235500, 21353250, 25623900, 32029875, 42706500, 64059750, 128119500]

約数ペア:

[(1, 128119500), (2, 64059750), (3, 42706500), (4, 32029875), (5, 25623900), (6, 21353250), (9, 14235500), (10, 12811950), (12, 10676625), (15, 8541300), (18, 7117750), (20, 6405975), (25, 5124780), (30, 4270650), (36, 3558875), (45, 2847100), (50, 2562390), (60, 2135325), (71, 1804500), (75, 1708260), (90, 1423550), (100, 1281195), (125, 1024956), (142, 902250), (150, 854130), (180, 711775), (213, 601500), (225, 569420), (250, 512478), (284, 451125), (300, 427065), (355, 360900), (375, 341652), (401, 319500), (426, 300750), (450, 284710), (500, 256239), (639, 200500), (710, 180450), (750, 170826), (802, 159750), (852, 150375), (900, 142355), (1065, 120300), (1125, 113884), (1203, 106500), (1278, 100250), (1420, 90225), (1500, 85413), (1604, 79875), (1775, 72180), (2005, 63900), (2130, 60150), (2250, 56942), (2406, 53250), (2556, 50125), (3195, 40100), (3550, 36090), (3609, 35500), (4010, 31950), (4260, 30075), (4500, 28471), (4812, 26625), (5325, 24060), (6015, 21300), (6390, 20050), (7100, 18045), (7218, 17750), (8020, 15975), (8875, 14436), (10025, 12780), (10650, 12030)]