279812520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3517}}^1$

素因数の和:3564

約数の個数: 192

約数和(自身を含む): 1037247120

約数和(自身を除く): 757434600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 663, 680, 765, 780, 884, 936, 1020, 1105, 1170, 1224, 1326, 1530, 1560, 1768, 1989, 2040, 2210, 2340, 2652, 3060, 3315, 3517, 3978, 4420, 4680, 5304, 6120, 6630, 7034, 7956, 8840, 9945, 10551, 13260, 14068, 15912, 17585, 19890, 21102, 26520, 28136, 31653, 35170, 39780, 42204, 45721, 52755, 59789, 63306, 70340, 79560, 84408, 91442, 105510, 119578, 126612, 137163, 140680, 158265, 179367, 182884, 211020, 228605, 239156, 253224, 274326, 298945, 316530, 358734, 365768, 411489, 422040, 457210, 478312, 538101, 548652, 597890, 633060, 685815, 717468, 777257, 822978, 896835, 914420, 1076202, 1097304, 1195780, 1266120, 1371630, 1434936, 1554514, 1645956, 1793670, 1828840, 2057445, 2152404, 2331771, 2391560, 2690505, 2743260, 3109028, 3291912, 3587340, 3886285, 4114890, 4304808, 4663542, 5381010, 5486520, 6218056, 6995313, 7174680, 7772570, 8229780, 9327084, 10762020, 11658855, 13990626, 15545140, 16459560, 18654168, 21524040, 23317710, 27981252, 31090280, 34976565, 46635420, 55962504, 69953130, 93270840, 139906260, 279812520]

約数ペア:

[(1, 279812520), (2, 139906260), (3, 93270840), (4, 69953130), (5, 55962504), (6, 46635420), (8, 34976565), (9, 31090280), (10, 27981252), (12, 23317710), (13, 21524040), (15, 18654168), (17, 16459560), (18, 15545140), (20, 13990626), (24, 11658855), (26, 10762020), (30, 9327084), (34, 8229780), (36, 7772570), (39, 7174680), (40, 6995313), (45, 6218056), (51, 5486520), (52, 5381010), (60, 4663542), (65, 4304808), (68, 4114890), (72, 3886285), (78, 3587340), (85, 3291912), (90, 3109028), (102, 2743260), (104, 2690505), (117, 2391560), (120, 2331771), (130, 2152404), (136, 2057445), (153, 1828840), (156, 1793670), (170, 1645956), (180, 1554514), (195, 1434936), (204, 1371630), (221, 1266120), (234, 1195780), (255, 1097304), (260, 1076202), (306, 914420), (312, 896835), (340, 822978), (360, 777257), (390, 717468), (408, 685815), (442, 633060), (468, 597890), (510, 548652), (520, 538101), (585, 478312), (612, 457210), (663, 422040), (680, 411489), (765, 365768), (780, 358734), (884, 316530), (936, 298945), (1020, 274326), (1105, 253224), (1170, 239156), (1224, 228605), (1326, 211020), (1530, 182884), (1560, 179367), (1768, 158265), (1989, 140680), (2040, 137163), (2210, 126612), (2340, 119578), (2652, 105510), (3060, 91442), (3315, 84408), (3517, 79560), (3978, 70340), (4420, 63306), (4680, 59789), (5304, 52755), (6120, 45721), (6630, 42204), (7034, 39780), (7956, 35170), (8840, 31653), (9945, 28136), (10551, 26520), (13260, 21102), (14068, 19890), (15912, 17585)]