31319400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{7457}}^1$

素因数の和:7483

約数の個数: 96

約数和(自身を含む): 110975040

約数和(自身を除く): 79655640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 7457, 14914, 22371, 29828, 37285, 44742, 52199, 59656, 74570, 89484, 104398, 111855, 149140, 156597, 178968, 186425, 208796, 223710, 260995, 298280, 313194, 372850, 417592, 447420, 521990, 559275, 626388, 745700, 782985, 894840, 1043980, 1118550, 1252776, 1304975, 1491400, 1565970, 2087960, 2237100, 2609950, 3131940, 3914925, 4474200, 5219900, 6263880, 7829850, 10439800, 15659700, 31319400]

約数ペア:

[(1, 31319400), (2, 15659700), (3, 10439800), (4, 7829850), (5, 6263880), (6, 5219900), (7, 4474200), (8, 3914925), (10, 3131940), (12, 2609950), (14, 2237100), (15, 2087960), (20, 1565970), (21, 1491400), (24, 1304975), (25, 1252776), (28, 1118550), (30, 1043980), (35, 894840), (40, 782985), (42, 745700), (50, 626388), (56, 559275), (60, 521990), (70, 447420), (75, 417592), (84, 372850), (100, 313194), (105, 298280), (120, 260995), (140, 223710), (150, 208796), (168, 186425), (175, 178968), (200, 156597), (210, 149140), (280, 111855), (300, 104398), (350, 89484), (420, 74570), (525, 59656), (600, 52199), (700, 44742), (840, 37285), (1050, 29828), (1400, 22371), (2100, 14914), (4200, 7457)]