80230920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:508

約数の個数: 256

約数和(自身を含む): 316569600

約数和(自身を除く): 236338680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 19, 20, 21, 22, 24, 28, 30, 33, 35, 38, 40, 42, 44, 55, 56, 57, 60, 66, 70, 76, 77, 84, 88, 95, 105, 110, 114, 120, 132, 133, 140, 152, 154, 165, 168, 190, 209, 210, 220, 228, 231, 264, 266, 280, 285, 308, 330, 380, 385, 399, 418, 420, 440, 456, 457, 462, 532, 570, 616, 627, 660, 665, 760, 770, 798, 836, 840, 914, 924, 1045, 1064, 1140, 1155, 1254, 1320, 1330, 1371, 1463, 1540, 1596, 1672, 1828, 1848, 1995, 2090, 2280, 2285, 2310, 2508, 2660, 2742, 2926, 3080, 3135, 3192, 3199, 3656, 3990, 4180, 4389, 4570, 4620, 5016, 5027, 5320, 5484, 5852, 6270, 6398, 6855, 7315, 7980, 8360, 8683, 8778, 9140, 9240, 9597, 10054, 10968, 11704, 12540, 12796, 13710, 14630, 15081, 15960, 15995, 17366, 17556, 18280, 19194, 20108, 21945, 25080, 25135, 25592, 26049, 27420, 29260, 30162, 31990, 34732, 35112, 35189, 38388, 40216, 43415, 43890, 47985, 50270, 52098, 54840, 58520, 60324, 60781, 63980, 69464, 70378, 75405, 76776, 86830, 87780, 95513, 95970, 100540, 104196, 105567, 120648, 121562, 127960, 130245, 140756, 150810, 173660, 175560, 175945, 182343, 191026, 191940, 201080, 208392, 211134, 243124, 260490, 281512, 286539, 301620, 303905, 347320, 351890, 364686, 382052, 383880, 422268, 477565, 486248, 520980, 527835, 573078, 603240, 607810, 668591, 703780, 729372, 764104, 844536, 911715, 955130, 1041960, 1055670, 1146156, 1215620, 1337182, 1407560, 1432695, 1458744, 1823430, 1910260, 2005773, 2111340, 2292312, 2431240, 2674364, 2865390, 3342955, 3646860, 3820520, 4011546, 4222680, 5348728, 5730780, 6685910, 7293720, 8023092, 10028865, 11461560, 13371820, 16046184, 20057730, 26743640, 40115460, 80230920]

約数ペア:

[(1, 80230920), (2, 40115460), (3, 26743640), (4, 20057730), (5, 16046184), (6, 13371820), (7, 11461560), (8, 10028865), (10, 8023092), (11, 7293720), (12, 6685910), (14, 5730780), (15, 5348728), (19, 4222680), (20, 4011546), (21, 3820520), (22, 3646860), (24, 3342955), (28, 2865390), (30, 2674364), (33, 2431240), (35, 2292312), (38, 2111340), (40, 2005773), (42, 1910260), (44, 1823430), (55, 1458744), (56, 1432695), (57, 1407560), (60, 1337182), (66, 1215620), (70, 1146156), (76, 1055670), (77, 1041960), (84, 955130), (88, 911715), (95, 844536), (105, 764104), (110, 729372), (114, 703780), (120, 668591), (132, 607810), (133, 603240), (140, 573078), (152, 527835), (154, 520980), (165, 486248), (168, 477565), (190, 422268), (209, 383880), (210, 382052), (220, 364686), (228, 351890), (231, 347320), (264, 303905), (266, 301620), (280, 286539), (285, 281512), (308, 260490), (330, 243124), (380, 211134), (385, 208392), (399, 201080), (418, 191940), (420, 191026), (440, 182343), (456, 175945), (457, 175560), (462, 173660), (532, 150810), (570, 140756), (616, 130245), (627, 127960), (660, 121562), (665, 120648), (760, 105567), (770, 104196), (798, 100540), (836, 95970), (840, 95513), (914, 87780), (924, 86830), (1045, 76776), (1064, 75405), (1140, 70378), (1155, 69464), (1254, 63980), (1320, 60781), (1330, 60324), (1371, 58520), (1463, 54840), (1540, 52098), (1596, 50270), (1672, 47985), (1828, 43890), (1848, 43415), (1995, 40216), (2090, 38388), (2280, 35189), (2285, 35112), (2310, 34732), (2508, 31990), (2660, 30162), (2742, 29260), (2926, 27420), (3080, 26049), (3135, 25592), (3192, 25135), (3199, 25080), (3656, 21945), (3990, 20108), (4180, 19194), (4389, 18280), (4570, 17556), (4620, 17366), (5016, 15995), (5027, 15960), (5320, 15081), (5484, 14630), (5852, 13710), (6270, 12796), (6398, 12540), (6855, 11704), (7315, 10968), (7980, 10054), (8360, 9597), (8683, 9240), (8778, 9140)]