204040980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7927}}^1$

素因数の和:7966

約数の個数: 144

約数和(自身を含む): 727219584

約数和(自身を除く): 523178604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 4290, 5148, 6435, 7927, 8580, 12870, 15854, 23781, 25740, 31708, 39635, 47562, 71343, 79270, 87197, 95124, 103051, 118905, 142686, 158540, 174394, 206102, 237810, 261591, 285372, 309153, 348788, 356715, 412204, 435985, 475620, 515255, 523182, 618306, 713430, 784773, 871970, 927459, 1030510, 1046364, 1133561, 1236612, 1307955, 1426860, 1545765, 1569546, 1743940, 1854918, 2061020, 2267122, 2615910, 3091530, 3139092, 3400683, 3709836, 3923865, 4534244, 4637295, 5231820, 5667805, 6183060, 6801366, 7847730, 9274590, 10202049, 11335610, 13602732, 15695460, 17003415, 18549180, 20404098, 22671220, 34006830, 40808196, 51010245, 68013660, 102020490, 204040980]

約数ペア:

[(1, 204040980), (2, 102020490), (3, 68013660), (4, 51010245), (5, 40808196), (6, 34006830), (9, 22671220), (10, 20404098), (11, 18549180), (12, 17003415), (13, 15695460), (15, 13602732), (18, 11335610), (20, 10202049), (22, 9274590), (26, 7847730), (30, 6801366), (33, 6183060), (36, 5667805), (39, 5231820), (44, 4637295), (45, 4534244), (52, 3923865), (55, 3709836), (60, 3400683), (65, 3139092), (66, 3091530), (78, 2615910), (90, 2267122), (99, 2061020), (110, 1854918), (117, 1743940), (130, 1569546), (132, 1545765), (143, 1426860), (156, 1307955), (165, 1236612), (180, 1133561), (195, 1046364), (198, 1030510), (220, 927459), (234, 871970), (260, 784773), (286, 713430), (330, 618306), (390, 523182), (396, 515255), (429, 475620), (468, 435985), (495, 412204), (572, 356715), (585, 348788), (660, 309153), (715, 285372), (780, 261591), (858, 237810), (990, 206102), (1170, 174394), (1287, 158540), (1430, 142686), (1716, 118905), (1980, 103051), (2145, 95124), (2340, 87197), (2574, 79270), (2860, 71343), (4290, 47562), (5148, 39635), (6435, 31708), (7927, 25740), (8580, 23781), (12870, 15854)]