428185380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:346

約数の個数: 192

約数和(自身を含む): 1414361088

約数和(自身を除く): 986175708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 83, 84, 105, 140, 142, 166, 173, 210, 213, 249, 284, 332, 346, 355, 415, 420, 426, 497, 498, 519, 581, 692, 710, 830, 852, 865, 994, 996, 1038, 1065, 1162, 1211, 1245, 1420, 1491, 1660, 1730, 1743, 1988, 2076, 2130, 2324, 2422, 2485, 2490, 2595, 2905, 2982, 3460, 3486, 3633, 4260, 4844, 4970, 4980, 5190, 5810, 5893, 5964, 6055, 6972, 7266, 7455, 8715, 9940, 10380, 11620, 11786, 12110, 12283, 14359, 14532, 14910, 17430, 17679, 18165, 23572, 24220, 24566, 28718, 29465, 29820, 34860, 35358, 36330, 36849, 41251, 43077, 49132, 57436, 58930, 61415, 70716, 71795, 72660, 73698, 82502, 85981, 86154, 88395, 100513, 117860, 122830, 123753, 143590, 147396, 165004, 171962, 172308, 176790, 184245, 201026, 206255, 215385, 245660, 247506, 257943, 287180, 301539, 343924, 353580, 368490, 402052, 412510, 429905, 430770, 495012, 502565, 515886, 603078, 618765, 736980, 825020, 859810, 861540, 1005130, 1019489, 1031772, 1206156, 1237530, 1289715, 1507695, 1719620, 2010260, 2038978, 2475060, 2579430, 3015390, 3058467, 4077956, 5097445, 5158860, 6030780, 6116934, 7136423, 10194890, 12233868, 14272846, 15292335, 20389780, 21409269, 28545692, 30584670, 35682115, 42818538, 61169340, 71364230, 85637076, 107046345, 142728460, 214092690, 428185380]

約数ペア:

[(1, 428185380), (2, 214092690), (3, 142728460), (4, 107046345), (5, 85637076), (6, 71364230), (7, 61169340), (10, 42818538), (12, 35682115), (14, 30584670), (15, 28545692), (20, 21409269), (21, 20389780), (28, 15292335), (30, 14272846), (35, 12233868), (42, 10194890), (60, 7136423), (70, 6116934), (71, 6030780), (83, 5158860), (84, 5097445), (105, 4077956), (140, 3058467), (142, 3015390), (166, 2579430), (173, 2475060), (210, 2038978), (213, 2010260), (249, 1719620), (284, 1507695), (332, 1289715), (346, 1237530), (355, 1206156), (415, 1031772), (420, 1019489), (426, 1005130), (497, 861540), (498, 859810), (519, 825020), (581, 736980), (692, 618765), (710, 603078), (830, 515886), (852, 502565), (865, 495012), (994, 430770), (996, 429905), (1038, 412510), (1065, 402052), (1162, 368490), (1211, 353580), (1245, 343924), (1420, 301539), (1491, 287180), (1660, 257943), (1730, 247506), (1743, 245660), (1988, 215385), (2076, 206255), (2130, 201026), (2324, 184245), (2422, 176790), (2485, 172308), (2490, 171962), (2595, 165004), (2905, 147396), (2982, 143590), (3460, 123753), (3486, 122830), (3633, 117860), (4260, 100513), (4844, 88395), (4970, 86154), (4980, 85981), (5190, 82502), (5810, 73698), (5893, 72660), (5964, 71795), (6055, 70716), (6972, 61415), (7266, 58930), (7455, 57436), (8715, 49132), (9940, 43077), (10380, 41251), (11620, 36849), (11786, 36330), (12110, 35358), (12283, 34860), (14359, 29820), (14532, 29465), (14910, 28718), (17430, 24566), (17679, 24220), (18165, 23572)]