51385680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 188023680

約数和(自身を除く): 136638000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 29, 30, 36, 40, 45, 46, 48, 58, 60, 69, 72, 80, 87, 90, 92, 107, 115, 116, 120, 138, 144, 145, 174, 180, 184, 207, 214, 230, 232, 240, 261, 276, 290, 321, 345, 348, 360, 368, 414, 428, 435, 460, 464, 522, 535, 552, 580, 642, 667, 690, 696, 720, 828, 856, 870, 920, 963, 1035, 1044, 1070, 1104, 1160, 1284, 1305, 1334, 1380, 1392, 1605, 1656, 1712, 1740, 1840, 1926, 2001, 2070, 2088, 2140, 2320, 2461, 2568, 2610, 2668, 2760, 3103, 3210, 3312, 3335, 3480, 3852, 4002, 4140, 4176, 4280, 4815, 4922, 5136, 5220, 5336, 5520, 6003, 6206, 6420, 6670, 6960, 7383, 7704, 8004, 8280, 8560, 9309, 9630, 9844, 10005, 10440, 10672, 12006, 12305, 12412, 12840, 13340, 14766, 15408, 15515, 16008, 16560, 18618, 19260, 19688, 20010, 20880, 22149, 24012, 24610, 24824, 25680, 26680, 27927, 29532, 30015, 31030, 32016, 36915, 37236, 38520, 39376, 40020, 44298, 46545, 48024, 49220, 49648, 53360, 55854, 59064, 60030, 62060, 71369, 73830, 74472, 77040, 80040, 88596, 93090, 96048, 98440, 110745, 111708, 118128, 120060, 124120, 139635, 142738, 147660, 148944, 160080, 177192, 186180, 196880, 214107, 221490, 223416, 240120, 248240, 279270, 285476, 295320, 354384, 356845, 372360, 428214, 442980, 446832, 480240, 558540, 570952, 590640, 642321, 713690, 744720, 856428, 885960, 1070535, 1117080, 1141904, 1284642, 1427380, 1712856, 1771920, 2141070, 2234160, 2569284, 2854760, 3211605, 3425712, 4282140, 5138568, 5709520, 6423210, 8564280, 10277136, 12846420, 17128560, 25692840, 51385680]

約数ペア:

[(1, 51385680), (2, 25692840), (3, 17128560), (4, 12846420), (5, 10277136), (6, 8564280), (8, 6423210), (9, 5709520), (10, 5138568), (12, 4282140), (15, 3425712), (16, 3211605), (18, 2854760), (20, 2569284), (23, 2234160), (24, 2141070), (29, 1771920), (30, 1712856), (36, 1427380), (40, 1284642), (45, 1141904), (46, 1117080), (48, 1070535), (58, 885960), (60, 856428), (69, 744720), (72, 713690), (80, 642321), (87, 590640), (90, 570952), (92, 558540), (107, 480240), (115, 446832), (116, 442980), (120, 428214), (138, 372360), (144, 356845), (145, 354384), (174, 295320), (180, 285476), (184, 279270), (207, 248240), (214, 240120), (230, 223416), (232, 221490), (240, 214107), (261, 196880), (276, 186180), (290, 177192), (321, 160080), (345, 148944), (348, 147660), (360, 142738), (368, 139635), (414, 124120), (428, 120060), (435, 118128), (460, 111708), (464, 110745), (522, 98440), (535, 96048), (552, 93090), (580, 88596), (642, 80040), (667, 77040), (690, 74472), (696, 73830), (720, 71369), (828, 62060), (856, 60030), (870, 59064), (920, 55854), (963, 53360), (1035, 49648), (1044, 49220), (1070, 48024), (1104, 46545), (1160, 44298), (1284, 40020), (1305, 39376), (1334, 38520), (1380, 37236), (1392, 36915), (1605, 32016), (1656, 31030), (1712, 30015), (1740, 29532), (1840, 27927), (1926, 26680), (2001, 25680), (2070, 24824), (2088, 24610), (2140, 24012), (2320, 22149), (2461, 20880), (2568, 20010), (2610, 19688), (2668, 19260), (2760, 18618), (3103, 16560), (3210, 16008), (3312, 15515), (3335, 15408), (3480, 14766), (3852, 13340), (4002, 12840), (4140, 12412), (4176, 12305), (4280, 12006), (4815, 10672), (4922, 10440), (5136, 10005), (5220, 9844), (5336, 9630), (5520, 9309), (6003, 8560), (6206, 8280), (6420, 8004), (6670, 7704), (6960, 7383)]