238466340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1423}}^1$

素因数の和:1471

約数の個数: 216

約数和(自身を含む): 886354560

約数和(自身を除く): 647888220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 114, 126, 133, 140, 147, 171, 180, 190, 196, 210, 228, 245, 252, 266, 285, 294, 315, 342, 380, 399, 420, 441, 490, 532, 570, 588, 630, 665, 684, 735, 798, 855, 882, 931, 980, 1140, 1197, 1260, 1330, 1423, 1470, 1596, 1710, 1764, 1862, 1995, 2205, 2394, 2660, 2793, 2846, 2940, 3420, 3724, 3990, 4269, 4410, 4655, 4788, 5586, 5692, 5985, 7115, 7980, 8379, 8538, 8820, 9310, 9961, 11172, 11970, 12807, 13965, 14230, 16758, 17076, 18620, 19922, 21345, 23940, 25614, 27037, 27930, 28460, 29883, 33516, 39844, 41895, 42690, 49805, 51228, 54074, 55860, 59766, 64035, 69727, 81111, 83790, 85380, 89649, 99610, 108148, 119532, 128070, 135185, 139454, 149415, 162222, 167580, 179298, 189259, 199220, 209181, 243333, 256140, 270370, 278908, 298830, 324444, 348635, 358596, 378518, 405555, 418362, 448245, 486666, 540740, 567777, 597660, 627543, 697270, 757036, 811110, 836724, 896490, 946295, 973332, 1045905, 1135554, 1216665, 1255086, 1324813, 1394540, 1622220, 1703331, 1792980, 1892590, 2091810, 2271108, 2433330, 2510172, 2649626, 2838885, 3137715, 3406662, 3785180, 3974439, 4183620, 4866660, 5299252, 5677770, 6275430, 6624065, 6813324, 7948878, 8516655, 11355540, 11923317, 12550860, 13248130, 15897756, 17033310, 19872195, 23846634, 26496260, 34066620, 39744390, 47693268, 59616585, 79488780, 119233170, 238466340]

約数ペア:

[(1, 238466340), (2, 119233170), (3, 79488780), (4, 59616585), (5, 47693268), (6, 39744390), (7, 34066620), (9, 26496260), (10, 23846634), (12, 19872195), (14, 17033310), (15, 15897756), (18, 13248130), (19, 12550860), (20, 11923317), (21, 11355540), (28, 8516655), (30, 7948878), (35, 6813324), (36, 6624065), (38, 6275430), (42, 5677770), (45, 5299252), (49, 4866660), (57, 4183620), (60, 3974439), (63, 3785180), (70, 3406662), (76, 3137715), (84, 2838885), (90, 2649626), (95, 2510172), (98, 2433330), (105, 2271108), (114, 2091810), (126, 1892590), (133, 1792980), (140, 1703331), (147, 1622220), (171, 1394540), (180, 1324813), (190, 1255086), (196, 1216665), (210, 1135554), (228, 1045905), (245, 973332), (252, 946295), (266, 896490), (285, 836724), (294, 811110), (315, 757036), (342, 697270), (380, 627543), (399, 597660), (420, 567777), (441, 540740), (490, 486666), (532, 448245), (570, 418362), (588, 405555), (630, 378518), (665, 358596), (684, 348635), (735, 324444), (798, 298830), (855, 278908), (882, 270370), (931, 256140), (980, 243333), (1140, 209181), (1197, 199220), (1260, 189259), (1330, 179298), (1423, 167580), (1470, 162222), (1596, 149415), (1710, 139454), (1764, 135185), (1862, 128070), (1995, 119532), (2205, 108148), (2394, 99610), (2660, 89649), (2793, 85380), (2846, 83790), (2940, 81111), (3420, 69727), (3724, 64035), (3990, 59766), (4269, 55860), (4410, 54074), (4655, 51228), (4788, 49805), (5586, 42690), (5692, 41895), (5985, 39844), (7115, 33516), (7980, 29883), (8379, 28460), (8538, 27930), (8820, 27037), (9310, 25614), (9961, 23940), (11172, 21345), (11970, 19922), (12807, 18620), (13965, 17076), (14230, 16758)]