207172140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4789}}^1$

素因数の和:4911

約数の個数: 96

約数和(自身を含む): 669527040

約数和(自身を除く): 462354900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 412, 420, 515, 618, 721, 1030, 1236, 1442, 1545, 2060, 2163, 2884, 3090, 3605, 4326, 4789, 6180, 7210, 8652, 9578, 10815, 14367, 14420, 19156, 21630, 23945, 28734, 33523, 43260, 47890, 57468, 67046, 71835, 95780, 100569, 134092, 143670, 167615, 201138, 287340, 335230, 402276, 493267, 502845, 670460, 986534, 1005690, 1479801, 1973068, 2011380, 2466335, 2959602, 3452869, 4932670, 5919204, 6905738, 7399005, 9865340, 10358607, 13811476, 14798010, 17264345, 20717214, 29596020, 34528690, 41434428, 51793035, 69057380, 103586070, 207172140]

約数ペア:

[(1, 207172140), (2, 103586070), (3, 69057380), (4, 51793035), (5, 41434428), (6, 34528690), (7, 29596020), (10, 20717214), (12, 17264345), (14, 14798010), (15, 13811476), (20, 10358607), (21, 9865340), (28, 7399005), (30, 6905738), (35, 5919204), (42, 4932670), (60, 3452869), (70, 2959602), (84, 2466335), (103, 2011380), (105, 1973068), (140, 1479801), (206, 1005690), (210, 986534), (309, 670460), (412, 502845), (420, 493267), (515, 402276), (618, 335230), (721, 287340), (1030, 201138), (1236, 167615), (1442, 143670), (1545, 134092), (2060, 100569), (2163, 95780), (2884, 71835), (3090, 67046), (3605, 57468), (4326, 47890), (4789, 43260), (6180, 33523), (7210, 28734), (8652, 23945), (9578, 21630), (10815, 19156), (14367, 14420)]