381681090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 288

約数和(自身を含む): 1244595456

約数和(自身を除く): 862914366

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 49, 53, 63, 69, 70, 71, 90, 98, 105, 106, 115, 126, 138, 142, 147, 159, 161, 207, 210, 213, 230, 245, 265, 294, 315, 318, 322, 345, 355, 371, 414, 426, 441, 477, 483, 490, 497, 530, 630, 639, 690, 710, 735, 742, 795, 805, 882, 954, 966, 994, 1035, 1065, 1113, 1127, 1219, 1278, 1449, 1470, 1491, 1590, 1610, 1633, 1855, 2070, 2130, 2205, 2226, 2254, 2385, 2415, 2438, 2485, 2597, 2898, 2982, 3195, 3266, 3339, 3381, 3479, 3657, 3710, 3763, 4410, 4473, 4770, 4830, 4899, 4970, 5194, 5565, 5635, 6095, 6390, 6678, 6762, 6958, 7245, 7314, 7455, 7526, 7791, 8165, 8533, 8946, 9798, 10143, 10437, 10971, 11130, 11270, 11289, 11431, 12190, 12985, 14490, 14697, 14910, 15582, 16330, 16695, 16905, 17066, 17395, 18285, 18815, 20286, 20874, 21942, 22365, 22578, 22862, 23373, 24495, 25599, 25970, 26341, 29394, 31311, 33390, 33810, 33867, 34293, 34790, 36570, 37630, 38955, 42665, 44730, 46746, 48990, 50715, 51198, 52185, 52682, 54855, 56445, 57155, 59731, 62622, 67734, 68586, 73485, 76797, 77910, 79023, 80017, 85330, 86549, 101430, 102879, 104370, 109710, 112890, 114310, 116865, 119462, 127995, 131705, 146970, 153594, 156555, 158046, 160034, 169335, 171465, 173098, 179193, 184387, 205758, 233730, 237069, 240051, 255990, 259647, 263410, 298655, 313110, 338670, 342930, 358386, 368774, 383985, 395115, 400085, 432745, 474138, 480102, 514395, 519294, 537579, 553161, 597310, 605843, 720153, 767970, 778941, 790230, 800170, 865490, 895965, 921935, 1028790, 1075158, 1106322, 1185345, 1200255, 1211686, 1298235, 1440306, 1557882, 1659483, 1791930, 1817529, 1843870, 2370690, 2400510, 2596470, 2687895, 2765805, 3029215, 3318966, 3600765, 3635058, 3894705, 4240901, 5375790, 5452587, 5531610, 6058430, 7201530, 7789410, 8297415, 8481802, 9087645, 10905174, 12722703, 16594830, 18175290, 21204505, 25445406, 27262935, 38168109, 42409010, 54525870, 63613515, 76336218, 127227030, 190840545, 381681090]

約数ペア:

[(1, 381681090), (2, 190840545), (3, 127227030), (5, 76336218), (6, 63613515), (7, 54525870), (9, 42409010), (10, 38168109), (14, 27262935), (15, 25445406), (18, 21204505), (21, 18175290), (23, 16594830), (30, 12722703), (35, 10905174), (42, 9087645), (45, 8481802), (46, 8297415), (49, 7789410), (53, 7201530), (63, 6058430), (69, 5531610), (70, 5452587), (71, 5375790), (90, 4240901), (98, 3894705), (105, 3635058), (106, 3600765), (115, 3318966), (126, 3029215), (138, 2765805), (142, 2687895), (147, 2596470), (159, 2400510), (161, 2370690), (207, 1843870), (210, 1817529), (213, 1791930), (230, 1659483), (245, 1557882), (265, 1440306), (294, 1298235), (315, 1211686), (318, 1200255), (322, 1185345), (345, 1106322), (355, 1075158), (371, 1028790), (414, 921935), (426, 895965), (441, 865490), (477, 800170), (483, 790230), (490, 778941), (497, 767970), (530, 720153), (630, 605843), (639, 597310), (690, 553161), (710, 537579), (735, 519294), (742, 514395), (795, 480102), (805, 474138), (882, 432745), (954, 400085), (966, 395115), (994, 383985), (1035, 368774), (1065, 358386), (1113, 342930), (1127, 338670), (1219, 313110), (1278, 298655), (1449, 263410), (1470, 259647), (1491, 255990), (1590, 240051), (1610, 237069), (1633, 233730), (1855, 205758), (2070, 184387), (2130, 179193), (2205, 173098), (2226, 171465), (2254, 169335), (2385, 160034), (2415, 158046), (2438, 156555), (2485, 153594), (2597, 146970), (2898, 131705), (2982, 127995), (3195, 119462), (3266, 116865), (3339, 114310), (3381, 112890), (3479, 109710), (3657, 104370), (3710, 102879), (3763, 101430), (4410, 86549), (4473, 85330), (4770, 80017), (4830, 79023), (4899, 77910), (4970, 76797), (5194, 73485), (5565, 68586), (5635, 67734), (6095, 62622), (6390, 59731), (6678, 57155), (6762, 56445), (6958, 54855), (7245, 52682), (7314, 52185), (7455, 51198), (7526, 50715), (7791, 48990), (8165, 46746), (8533, 44730), (8946, 42665), (9798, 38955), (10143, 37630), (10437, 36570), (10971, 34790), (11130, 34293), (11270, 33867), (11289, 33810), (11431, 33390), (12190, 31311), (12985, 29394), (14490, 26341), (14697, 25970), (14910, 25599), (15582, 24495), (16330, 23373), (16695, 22862), (16905, 22578), (17066, 22365), (17395, 21942), (18285, 20874), (18815, 20286)]