201968840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1297}}^1$

素因数の和:1554

約数の個数: 64

約数和(自身を含む): 483634800

約数和(自身を除く): 281665960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 229, 340, 458, 680, 916, 1145, 1297, 1832, 2290, 2594, 3893, 4580, 5188, 6485, 7786, 9160, 10376, 12970, 15572, 19465, 22049, 25940, 31144, 38930, 44098, 51880, 77860, 88196, 110245, 155720, 176392, 220490, 297013, 440980, 594026, 881960, 1188052, 1485065, 2376104, 2970130, 5049221, 5940260, 10098442, 11880520, 20196884, 25246105, 40393768, 50492210, 100984420, 201968840]

約数ペア:

[(1, 201968840), (2, 100984420), (4, 50492210), (5, 40393768), (8, 25246105), (10, 20196884), (17, 11880520), (20, 10098442), (34, 5940260), (40, 5049221), (68, 2970130), (85, 2376104), (136, 1485065), (170, 1188052), (229, 881960), (340, 594026), (458, 440980), (680, 297013), (916, 220490), (1145, 176392), (1297, 155720), (1832, 110245), (2290, 88196), (2594, 77860), (3893, 51880), (4580, 44098), (5188, 38930), (6485, 31144), (7786, 25940), (9160, 22049), (10376, 19465), (12970, 15572)]