202499440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:639

約数の個数: 160

約数和(自身を含む): 571963392

約数和(自身を除く): 369463952

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 176, 208, 220, 248, 260, 286, 310, 341, 403, 440, 496, 520, 571, 572, 620, 682, 715, 806, 880, 1040, 1142, 1144, 1240, 1364, 1430, 1612, 1705, 2015, 2284, 2288, 2480, 2728, 2855, 2860, 3224, 3410, 4030, 4433, 4568, 5456, 5710, 5720, 6281, 6448, 6820, 7423, 8060, 8866, 9136, 11420, 11440, 12562, 13640, 14846, 16120, 17701, 17732, 22165, 22840, 25124, 27280, 29692, 31405, 32240, 35402, 35464, 37115, 44330, 45680, 50248, 59384, 62810, 70804, 70928, 74230, 81653, 88505, 88660, 100496, 118768, 125620, 141608, 148460, 163306, 177010, 177320, 194711, 230113, 251240, 283216, 296920, 326612, 354020, 354640, 389422, 408265, 460226, 502480, 593840, 653224, 708040, 778844, 816530, 920452, 973555, 1150565, 1306448, 1416080, 1557688, 1633060, 1840904, 1947110, 2301130, 2531243, 3115376, 3266120, 3681808, 3894220, 4602260, 5062486, 6532240, 7788440, 9204520, 10124972, 12656215, 15576880, 18409040, 20249944, 25312430, 40499888, 50624860, 101249720, 202499440]

約数ペア:

[(1, 202499440), (2, 101249720), (4, 50624860), (5, 40499888), (8, 25312430), (10, 20249944), (11, 18409040), (13, 15576880), (16, 12656215), (20, 10124972), (22, 9204520), (26, 7788440), (31, 6532240), (40, 5062486), (44, 4602260), (52, 3894220), (55, 3681808), (62, 3266120), (65, 3115376), (80, 2531243), (88, 2301130), (104, 1947110), (110, 1840904), (124, 1633060), (130, 1557688), (143, 1416080), (155, 1306448), (176, 1150565), (208, 973555), (220, 920452), (248, 816530), (260, 778844), (286, 708040), (310, 653224), (341, 593840), (403, 502480), (440, 460226), (496, 408265), (520, 389422), (571, 354640), (572, 354020), (620, 326612), (682, 296920), (715, 283216), (806, 251240), (880, 230113), (1040, 194711), (1142, 177320), (1144, 177010), (1240, 163306), (1364, 148460), (1430, 141608), (1612, 125620), (1705, 118768), (2015, 100496), (2284, 88660), (2288, 88505), (2480, 81653), (2728, 74230), (2855, 70928), (2860, 70804), (3224, 62810), (3410, 59384), (4030, 50248), (4433, 45680), (4568, 44330), (5456, 37115), (5710, 35464), (5720, 35402), (6281, 32240), (6448, 31405), (6820, 29692), (7423, 27280), (8060, 25124), (8866, 22840), (9136, 22165), (11420, 17732), (11440, 17701), (12562, 16120), (13640, 14846)]