205653720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90199}}^1$

素因数の和:90232

約数の個数: 64

約数和(自身を含む): 649440000

約数和(自身を除く): 443786280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 90199, 180398, 270597, 360796, 450995, 541194, 721592, 901990, 1082388, 1352985, 1713781, 1803980, 2164776, 2705970, 3427562, 3607960, 5141343, 5411940, 6855124, 8568905, 10282686, 10823880, 13710248, 17137810, 20565372, 25706715, 34275620, 41130744, 51413430, 68551240, 102826860, 205653720]

約数ペア:

[(1, 205653720), (2, 102826860), (3, 68551240), (4, 51413430), (5, 41130744), (6, 34275620), (8, 25706715), (10, 20565372), (12, 17137810), (15, 13710248), (19, 10823880), (20, 10282686), (24, 8568905), (30, 6855124), (38, 5411940), (40, 5141343), (57, 3607960), (60, 3427562), (76, 2705970), (95, 2164776), (114, 1803980), (120, 1713781), (152, 1352985), (190, 1082388), (228, 901990), (285, 721592), (380, 541194), (456, 450995), (570, 360796), (760, 270597), (1140, 180398), (2280, 90199)]