204287580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2221}}^1$

素因数の和:2316

約数の個数: 144

約数和(自身を含む): 718221504

約数和(自身を除く): 513933924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 730, 876, 1022, 1095, 1260, 1314, 1460, 1533, 2044, 2190, 2221, 2555, 2628, 3066, 3285, 4380, 4442, 4599, 5110, 6132, 6570, 6663, 7665, 8884, 9198, 10220, 11105, 13140, 13326, 15330, 15547, 18396, 19989, 22210, 22995, 26652, 30660, 31094, 33315, 39978, 44420, 45990, 46641, 62188, 66630, 77735, 79956, 91980, 93282, 99945, 133260, 139923, 155470, 162133, 186564, 199890, 233205, 279846, 310940, 324266, 399780, 466410, 486399, 559692, 648532, 699615, 810665, 932820, 972798, 1134931, 1399230, 1459197, 1621330, 1945596, 2269862, 2431995, 2798460, 2918394, 3242660, 3404793, 4539724, 4863990, 5674655, 5836788, 6809586, 7295985, 9727980, 10214379, 11349310, 13619172, 14591970, 17023965, 20428758, 22698620, 29183940, 34047930, 40857516, 51071895, 68095860, 102143790, 204287580]

約数ペア:

[(1, 204287580), (2, 102143790), (3, 68095860), (4, 51071895), (5, 40857516), (6, 34047930), (7, 29183940), (9, 22698620), (10, 20428758), (12, 17023965), (14, 14591970), (15, 13619172), (18, 11349310), (20, 10214379), (21, 9727980), (28, 7295985), (30, 6809586), (35, 5836788), (36, 5674655), (42, 4863990), (45, 4539724), (60, 3404793), (63, 3242660), (70, 2918394), (73, 2798460), (84, 2431995), (90, 2269862), (105, 1945596), (126, 1621330), (140, 1459197), (146, 1399230), (180, 1134931), (210, 972798), (219, 932820), (252, 810665), (292, 699615), (315, 648532), (365, 559692), (420, 486399), (438, 466410), (511, 399780), (630, 324266), (657, 310940), (730, 279846), (876, 233205), (1022, 199890), (1095, 186564), (1260, 162133), (1314, 155470), (1460, 139923), (1533, 133260), (2044, 99945), (2190, 93282), (2221, 91980), (2555, 79956), (2628, 77735), (3066, 66630), (3285, 62188), (4380, 46641), (4442, 45990), (4599, 44420), (5110, 39978), (6132, 33315), (6570, 31094), (6663, 30660), (7665, 26652), (8884, 22995), (9198, 22210), (10220, 19989), (11105, 18396), (13140, 15547), (13326, 15330)]