245970180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13267}}^1$

素因数の和:13385

約数の個数: 72

約数和(自身を含む): 753410112

約数和(自身を除く): 507439932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4635, 6180, 9270, 13267, 18540, 26534, 39801, 53068, 66335, 79602, 119403, 132670, 159204, 199005, 238806, 265340, 398010, 477612, 597015, 796020, 1194030, 1366501, 2388060, 2733002, 4099503, 5466004, 6832505, 8199006, 12298509, 13665010, 16398012, 20497515, 24597018, 27330020, 40995030, 49194036, 61492545, 81990060, 122985090, 245970180]

約数ペア:

[(1, 245970180), (2, 122985090), (3, 81990060), (4, 61492545), (5, 49194036), (6, 40995030), (9, 27330020), (10, 24597018), (12, 20497515), (15, 16398012), (18, 13665010), (20, 12298509), (30, 8199006), (36, 6832505), (45, 5466004), (60, 4099503), (90, 2733002), (103, 2388060), (180, 1366501), (206, 1194030), (309, 796020), (412, 597015), (515, 477612), (618, 398010), (927, 265340), (1030, 238806), (1236, 199005), (1545, 159204), (1854, 132670), (2060, 119403), (3090, 79602), (3708, 66335), (4635, 53068), (6180, 39801), (9270, 26534), (13267, 18540)]