1621789560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:367

約数の個数: 256

約数和(自身を含む): 5550249600

約数和(自身を除く): 3928460040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 97, 108, 113, 120, 135, 137, 180, 194, 216, 226, 270, 274, 291, 339, 360, 388, 411, 452, 485, 540, 548, 565, 582, 678, 685, 776, 822, 873, 904, 970, 1017, 1080, 1096, 1130, 1164, 1233, 1356, 1370, 1455, 1644, 1695, 1746, 1940, 2034, 2055, 2260, 2328, 2466, 2619, 2712, 2740, 2910, 3051, 3288, 3390, 3492, 3699, 3880, 4068, 4110, 4365, 4520, 4932, 5085, 5238, 5480, 5820, 6102, 6165, 6780, 6984, 7398, 8136, 8220, 8730, 9864, 10170, 10476, 10961, 11640, 12204, 12330, 13095, 13289, 13560, 14796, 15255, 15481, 16440, 17460, 18495, 20340, 20952, 21922, 24408, 24660, 26190, 26578, 29592, 30510, 30962, 32883, 34920, 36990, 39867, 40680, 43844, 46443, 49320, 52380, 53156, 54805, 61020, 61924, 65766, 66445, 73980, 77405, 79734, 87688, 92886, 98649, 104760, 106312, 109610, 119601, 122040, 123848, 131532, 132890, 139329, 147960, 154810, 159468, 164415, 185772, 197298, 199335, 219220, 232215, 239202, 263064, 265780, 278658, 295947, 309620, 318936, 328830, 358803, 371544, 394596, 398670, 417987, 438440, 464430, 478404, 493245, 531560, 557316, 591894, 598005, 619240, 657660, 696645, 717606, 789192, 797340, 835974, 928860, 956808, 986490, 1114632, 1183788, 1196010, 1315320, 1393290, 1435212, 1479735, 1501657, 1594680, 1671948, 1794015, 1857720, 1972980, 2089935, 2367576, 2392020, 2786580, 2870424, 2959470, 3003314, 3343896, 3588030, 3945960, 4179870, 4504971, 4784040, 5573160, 5918940, 6006628, 7176060, 7508285, 8359740, 9009942, 11837880, 12013256, 13514913, 14352120, 15016570, 16719480, 18019884, 22524855, 27029826, 30033140, 36039768, 40544739, 45049710, 54059652, 60066280, 67574565, 81089478, 90099420, 108119304, 135149130, 162178956, 180198840, 202723695, 270298260, 324357912, 405447390, 540596520, 810894780, 1621789560]

約数ペア:

[(1, 1621789560), (2, 810894780), (3, 540596520), (4, 405447390), (5, 324357912), (6, 270298260), (8, 202723695), (9, 180198840), (10, 162178956), (12, 135149130), (15, 108119304), (18, 90099420), (20, 81089478), (24, 67574565), (27, 60066280), (30, 54059652), (36, 45049710), (40, 40544739), (45, 36039768), (54, 30033140), (60, 27029826), (72, 22524855), (90, 18019884), (97, 16719480), (108, 15016570), (113, 14352120), (120, 13514913), (135, 12013256), (137, 11837880), (180, 9009942), (194, 8359740), (216, 7508285), (226, 7176060), (270, 6006628), (274, 5918940), (291, 5573160), (339, 4784040), (360, 4504971), (388, 4179870), (411, 3945960), (452, 3588030), (485, 3343896), (540, 3003314), (548, 2959470), (565, 2870424), (582, 2786580), (678, 2392020), (685, 2367576), (776, 2089935), (822, 1972980), (873, 1857720), (904, 1794015), (970, 1671948), (1017, 1594680), (1080, 1501657), (1096, 1479735), (1130, 1435212), (1164, 1393290), (1233, 1315320), (1356, 1196010), (1370, 1183788), (1455, 1114632), (1644, 986490), (1695, 956808), (1746, 928860), (1940, 835974), (2034, 797340), (2055, 789192), (2260, 717606), (2328, 696645), (2466, 657660), (2619, 619240), (2712, 598005), (2740, 591894), (2910, 557316), (3051, 531560), (3288, 493245), (3390, 478404), (3492, 464430), (3699, 438440), (3880, 417987), (4068, 398670), (4110, 394596), (4365, 371544), (4520, 358803), (4932, 328830), (5085, 318936), (5238, 309620), (5480, 295947), (5820, 278658), (6102, 265780), (6165, 263064), (6780, 239202), (6984, 232215), (7398, 219220), (8136, 199335), (8220, 197298), (8730, 185772), (9864, 164415), (10170, 159468), (10476, 154810), (10961, 147960), (11640, 139329), (12204, 132890), (12330, 131532), (13095, 123848), (13289, 122040), (13560, 119601), (14796, 109610), (15255, 106312), (15481, 104760), (16440, 98649), (17460, 92886), (18495, 87688), (20340, 79734), (20952, 77405), (21922, 73980), (24408, 66445), (24660, 65766), (26190, 61924), (26578, 61020), (29592, 54805), (30510, 53156), (30962, 52380), (32883, 49320), (34920, 46443), (36990, 43844), (39867, 40680)]