381374840

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:88

約数の個数: 240

約数和(自身を含む): 1152555480

約数和(自身を除く): 771180640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 88, 95, 98, 110, 133, 140, 152, 154, 190, 196, 209, 220, 245, 266, 280, 308, 343, 361, 380, 385, 392, 418, 440, 490, 532, 539, 616, 665, 686, 722, 760, 770, 836, 931, 980, 1045, 1064, 1078, 1330, 1372, 1444, 1463, 1540, 1672, 1715, 1805, 1862, 1960, 2090, 2156, 2401, 2527, 2660, 2695, 2744, 2888, 2926, 3080, 3430, 3610, 3724, 3773, 3971, 4180, 4312, 4655, 4802, 5054, 5320, 5390, 5852, 6517, 6860, 7220, 7315, 7448, 7546, 7942, 8360, 9310, 9604, 10108, 10241, 10780, 11704, 12005, 12635, 13034, 13720, 14440, 14630, 15092, 15884, 17689, 18620, 18865, 19208, 19855, 20216, 20482, 21560, 24010, 25270, 26068, 26411, 27797, 29260, 30184, 31768, 32585, 35378, 37240, 37730, 39710, 40964, 45619, 48020, 50540, 51205, 52136, 52822, 55594, 58520, 65170, 70756, 71687, 75460, 79420, 81928, 88445, 91238, 96040, 101080, 102410, 105644, 111188, 123823, 130340, 132055, 138985, 141512, 143374, 150920, 158840, 176890, 182476, 194579, 204820, 211288, 222376, 228095, 247646, 260680, 264110, 277970, 286748, 353780, 358435, 364952, 389158, 409640, 456190, 495292, 501809, 528220, 555940, 573496, 619115, 707560, 716870, 778316, 866761, 912380, 972895, 990584, 1003618, 1056440, 1111880, 1238230, 1362053, 1433740, 1556632, 1733522, 1824760, 1945790, 2007236, 2476460, 2509045, 2724106, 2867480, 3467044, 3891580, 4014472, 4333805, 4952920, 5018090, 5448212, 6810265, 6934088, 7783160, 8667610, 9534371, 10036180, 10896424, 13620530, 17335220, 19068742, 20072360, 27241060, 34670440, 38137484, 47671855, 54482120, 76274968, 95343710, 190687420, 381374840]

約数ペア:

[(1, 381374840), (2, 190687420), (4, 95343710), (5, 76274968), (7, 54482120), (8, 47671855), (10, 38137484), (11, 34670440), (14, 27241060), (19, 20072360), (20, 19068742), (22, 17335220), (28, 13620530), (35, 10896424), (38, 10036180), (40, 9534371), (44, 8667610), (49, 7783160), (55, 6934088), (56, 6810265), (70, 5448212), (76, 5018090), (77, 4952920), (88, 4333805), (95, 4014472), (98, 3891580), (110, 3467044), (133, 2867480), (140, 2724106), (152, 2509045), (154, 2476460), (190, 2007236), (196, 1945790), (209, 1824760), (220, 1733522), (245, 1556632), (266, 1433740), (280, 1362053), (308, 1238230), (343, 1111880), (361, 1056440), (380, 1003618), (385, 990584), (392, 972895), (418, 912380), (440, 866761), (490, 778316), (532, 716870), (539, 707560), (616, 619115), (665, 573496), (686, 555940), (722, 528220), (760, 501809), (770, 495292), (836, 456190), (931, 409640), (980, 389158), (1045, 364952), (1064, 358435), (1078, 353780), (1330, 286748), (1372, 277970), (1444, 264110), (1463, 260680), (1540, 247646), (1672, 228095), (1715, 222376), (1805, 211288), (1862, 204820), (1960, 194579), (2090, 182476), (2156, 176890), (2401, 158840), (2527, 150920), (2660, 143374), (2695, 141512), (2744, 138985), (2888, 132055), (2926, 130340), (3080, 123823), (3430, 111188), (3610, 105644), (3724, 102410), (3773, 101080), (3971, 96040), (4180, 91238), (4312, 88445), (4655, 81928), (4802, 79420), (5054, 75460), (5320, 71687), (5390, 70756), (5852, 65170), (6517, 58520), (6860, 55594), (7220, 52822), (7315, 52136), (7448, 51205), (7546, 50540), (7942, 48020), (8360, 45619), (9310, 40964), (9604, 39710), (10108, 37730), (10241, 37240), (10780, 35378), (11704, 32585), (12005, 31768), (12635, 30184), (13034, 29260), (13720, 27797), (14440, 26411), (14630, 26068), (15092, 25270), (15884, 24010), (17689, 21560), (18620, 20482), (18865, 20216), (19208, 19855)]