42639800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 121923000

約数和(自身を除く): 79283200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 49, 50, 56, 70, 76, 95, 98, 100, 133, 140, 152, 175, 190, 196, 200, 229, 245, 266, 280, 350, 380, 392, 458, 475, 490, 532, 665, 700, 760, 916, 931, 950, 980, 1064, 1145, 1225, 1330, 1400, 1603, 1832, 1862, 1900, 1960, 2290, 2450, 2660, 3206, 3325, 3724, 3800, 4351, 4580, 4655, 4900, 5320, 5725, 6412, 6650, 7448, 8015, 8702, 9160, 9310, 9800, 11221, 11450, 12824, 13300, 16030, 17404, 18620, 21755, 22442, 22900, 23275, 26600, 30457, 32060, 34808, 37240, 40075, 43510, 44884, 45800, 46550, 56105, 60914, 64120, 80150, 87020, 89768, 93100, 108775, 112210, 121828, 152285, 160300, 174040, 186200, 213199, 217550, 224420, 243656, 280525, 304570, 320600, 426398, 435100, 448840, 561050, 609140, 761425, 852796, 870200, 1065995, 1122100, 1218280, 1522850, 1705592, 2131990, 2244200, 3045700, 4263980, 5329975, 6091400, 8527960, 10659950, 21319900, 42639800]

約数ペア:

[(1, 42639800), (2, 21319900), (4, 10659950), (5, 8527960), (7, 6091400), (8, 5329975), (10, 4263980), (14, 3045700), (19, 2244200), (20, 2131990), (25, 1705592), (28, 1522850), (35, 1218280), (38, 1122100), (40, 1065995), (49, 870200), (50, 852796), (56, 761425), (70, 609140), (76, 561050), (95, 448840), (98, 435100), (100, 426398), (133, 320600), (140, 304570), (152, 280525), (175, 243656), (190, 224420), (196, 217550), (200, 213199), (229, 186200), (245, 174040), (266, 160300), (280, 152285), (350, 121828), (380, 112210), (392, 108775), (458, 93100), (475, 89768), (490, 87020), (532, 80150), (665, 64120), (700, 60914), (760, 56105), (916, 46550), (931, 45800), (950, 44884), (980, 43510), (1064, 40075), (1145, 37240), (1225, 34808), (1330, 32060), (1400, 30457), (1603, 26600), (1832, 23275), (1862, 22900), (1900, 22442), (1960, 21755), (2290, 18620), (2450, 17404), (2660, 16030), (3206, 13300), (3325, 12824), (3724, 11450), (3800, 11221), (4351, 9800), (4580, 9310), (4655, 9160), (4900, 8702), (5320, 8015), (5725, 7448), (6412, 6650)]