281344140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:469

約数の個数: 288

約数和(自身を含む): 1086898176

約数和(自身を除く): 805554036

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 53, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 106, 110, 126, 132, 140, 154, 159, 165, 180, 198, 210, 212, 220, 231, 252, 265, 308, 315, 318, 330, 371, 383, 385, 396, 420, 462, 477, 495, 530, 583, 630, 636, 660, 693, 742, 766, 770, 795, 924, 954, 990, 1060, 1113, 1149, 1155, 1166, 1260, 1386, 1484, 1532, 1540, 1590, 1749, 1855, 1908, 1915, 1980, 2226, 2298, 2310, 2332, 2385, 2681, 2772, 2915, 3180, 3339, 3447, 3465, 3498, 3710, 3830, 4081, 4213, 4452, 4596, 4620, 4770, 5247, 5362, 5565, 5745, 5830, 6678, 6894, 6930, 6996, 7420, 7660, 8043, 8162, 8426, 8745, 9540, 10494, 10724, 11130, 11490, 11660, 12243, 12639, 13356, 13405, 13788, 13860, 16086, 16324, 16695, 16852, 17235, 17490, 20299, 20405, 20988, 21065, 22260, 22980, 24129, 24486, 25278, 26235, 26810, 29491, 32172, 33390, 34470, 34980, 36729, 37917, 40215, 40598, 40810, 42130, 48258, 48972, 50556, 52470, 53620, 58982, 60897, 61215, 63195, 66780, 68940, 73458, 75834, 80430, 81196, 81620, 84260, 88473, 96516, 101495, 104940, 117964, 120645, 121794, 122430, 126390, 142093, 146916, 147455, 151668, 160860, 176946, 182691, 183645, 189585, 202990, 223289, 241290, 243588, 244860, 252780, 265419, 284186, 294910, 304485, 353892, 365382, 367290, 379170, 405980, 426279, 442365, 446578, 482580, 530838, 568372, 589820, 608970, 669867, 710465, 730764, 734580, 758340, 852558, 884730, 893156, 913455, 1061676, 1116445, 1217940, 1278837, 1327095, 1339734, 1420930, 1563023, 1705116, 1769460, 1826910, 2009601, 2131395, 2232890, 2557674, 2654190, 2679468, 2841860, 3126046, 3349335, 3653820, 4019202, 4262790, 4465780, 4689069, 5115348, 5308380, 6252092, 6394185, 6698670, 7815115, 8038404, 8525580, 9378138, 10048005, 12788370, 13397340, 14067207, 15630230, 18756276, 20096010, 23445345, 25576740, 28134414, 31260460, 40192020, 46890690, 56268828, 70336035, 93781380, 140672070, 281344140]

約数ペア:

[(1, 281344140), (2, 140672070), (3, 93781380), (4, 70336035), (5, 56268828), (6, 46890690), (7, 40192020), (9, 31260460), (10, 28134414), (11, 25576740), (12, 23445345), (14, 20096010), (15, 18756276), (18, 15630230), (20, 14067207), (21, 13397340), (22, 12788370), (28, 10048005), (30, 9378138), (33, 8525580), (35, 8038404), (36, 7815115), (42, 6698670), (44, 6394185), (45, 6252092), (53, 5308380), (55, 5115348), (60, 4689069), (63, 4465780), (66, 4262790), (70, 4019202), (77, 3653820), (84, 3349335), (90, 3126046), (99, 2841860), (105, 2679468), (106, 2654190), (110, 2557674), (126, 2232890), (132, 2131395), (140, 2009601), (154, 1826910), (159, 1769460), (165, 1705116), (180, 1563023), (198, 1420930), (210, 1339734), (212, 1327095), (220, 1278837), (231, 1217940), (252, 1116445), (265, 1061676), (308, 913455), (315, 893156), (318, 884730), (330, 852558), (371, 758340), (383, 734580), (385, 730764), (396, 710465), (420, 669867), (462, 608970), (477, 589820), (495, 568372), (530, 530838), (583, 482580), (630, 446578), (636, 442365), (660, 426279), (693, 405980), (742, 379170), (766, 367290), (770, 365382), (795, 353892), (924, 304485), (954, 294910), (990, 284186), (1060, 265419), (1113, 252780), (1149, 244860), (1155, 243588), (1166, 241290), (1260, 223289), (1386, 202990), (1484, 189585), (1532, 183645), (1540, 182691), (1590, 176946), (1749, 160860), (1855, 151668), (1908, 147455), (1915, 146916), (1980, 142093), (2226, 126390), (2298, 122430), (2310, 121794), (2332, 120645), (2385, 117964), (2681, 104940), (2772, 101495), (2915, 96516), (3180, 88473), (3339, 84260), (3447, 81620), (3465, 81196), (3498, 80430), (3710, 75834), (3830, 73458), (4081, 68940), (4213, 66780), (4452, 63195), (4596, 61215), (4620, 60897), (4770, 58982), (5247, 53620), (5362, 52470), (5565, 50556), (5745, 48972), (5830, 48258), (6678, 42130), (6894, 40810), (6930, 40598), (6996, 40215), (7420, 37917), (7660, 36729), (8043, 34980), (8162, 34470), (8426, 33390), (8745, 32172), (9540, 29491), (10494, 26810), (10724, 26235), (11130, 25278), (11490, 24486), (11660, 24129), (12243, 22980), (12639, 22260), (13356, 21065), (13405, 20988), (13788, 20405), (13860, 20299), (16086, 17490), (16324, 17235), (16695, 16852)]