75971700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:447

約数の個数: 216

約数和(自身を含む): 281648640

約数和(自身を除く): 205676940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 31, 35, 36, 42, 45, 50, 60, 62, 63, 70, 75, 84, 90, 93, 100, 105, 124, 126, 140, 150, 155, 175, 180, 186, 210, 217, 225, 252, 279, 300, 310, 315, 350, 372, 389, 420, 434, 450, 465, 525, 558, 620, 630, 651, 700, 775, 778, 868, 900, 930, 1050, 1085, 1116, 1167, 1260, 1302, 1395, 1550, 1556, 1575, 1860, 1945, 1953, 2100, 2170, 2325, 2334, 2604, 2723, 2790, 3100, 3150, 3255, 3501, 3890, 3906, 4340, 4650, 4668, 5425, 5446, 5580, 5835, 6300, 6510, 6975, 7002, 7780, 7812, 8169, 9300, 9725, 9765, 10850, 10892, 11670, 12059, 13020, 13615, 13950, 14004, 16275, 16338, 17505, 19450, 19530, 21700, 23340, 24118, 24507, 27230, 27900, 29175, 32550, 32676, 35010, 36177, 38900, 39060, 40845, 48236, 48825, 49014, 54460, 58350, 60295, 65100, 68075, 70020, 72354, 81690, 84413, 87525, 97650, 98028, 108531, 116700, 120590, 122535, 136150, 144708, 163380, 168826, 175050, 180885, 195300, 204225, 217062, 241180, 245070, 253239, 272300, 301475, 337652, 350100, 361770, 408450, 422065, 434124, 490140, 506478, 542655, 602950, 612675, 723540, 759717, 816900, 844130, 904425, 1012956, 1085310, 1205900, 1225350, 1266195, 1519434, 1688260, 1808850, 2110325, 2170620, 2450700, 2532390, 2713275, 3038868, 3617700, 3798585, 4220650, 5064780, 5426550, 6330975, 7597170, 8441300, 10853100, 12661950, 15194340, 18992925, 25323900, 37985850, 75971700]

約数ペア:

[(1, 75971700), (2, 37985850), (3, 25323900), (4, 18992925), (5, 15194340), (6, 12661950), (7, 10853100), (9, 8441300), (10, 7597170), (12, 6330975), (14, 5426550), (15, 5064780), (18, 4220650), (20, 3798585), (21, 3617700), (25, 3038868), (28, 2713275), (30, 2532390), (31, 2450700), (35, 2170620), (36, 2110325), (42, 1808850), (45, 1688260), (50, 1519434), (60, 1266195), (62, 1225350), (63, 1205900), (70, 1085310), (75, 1012956), (84, 904425), (90, 844130), (93, 816900), (100, 759717), (105, 723540), (124, 612675), (126, 602950), (140, 542655), (150, 506478), (155, 490140), (175, 434124), (180, 422065), (186, 408450), (210, 361770), (217, 350100), (225, 337652), (252, 301475), (279, 272300), (300, 253239), (310, 245070), (315, 241180), (350, 217062), (372, 204225), (389, 195300), (420, 180885), (434, 175050), (450, 168826), (465, 163380), (525, 144708), (558, 136150), (620, 122535), (630, 120590), (651, 116700), (700, 108531), (775, 98028), (778, 97650), (868, 87525), (900, 84413), (930, 81690), (1050, 72354), (1085, 70020), (1116, 68075), (1167, 65100), (1260, 60295), (1302, 58350), (1395, 54460), (1550, 49014), (1556, 48825), (1575, 48236), (1860, 40845), (1945, 39060), (1953, 38900), (2100, 36177), (2170, 35010), (2325, 32676), (2334, 32550), (2604, 29175), (2723, 27900), (2790, 27230), (3100, 24507), (3150, 24118), (3255, 23340), (3501, 21700), (3890, 19530), (3906, 19450), (4340, 17505), (4650, 16338), (4668, 16275), (5425, 14004), (5446, 13950), (5580, 13615), (5835, 13020), (6300, 12059), (6510, 11670), (6975, 10892), (7002, 10850), (7780, 9765), (7812, 9725), (8169, 9300)]