78402240

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{3889}}^1$

素因数の和:3919

約数の個数: 168

約数和(自身を含む): 308274720

約数和(自身を除く): 229872480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 3889, 4032, 5040, 6720, 7778, 10080, 11667, 15556, 19445, 20160, 23334, 27223, 31112, 35001, 38890, 46668, 54446, 58335, 62224, 70002, 77780, 81669, 93336, 108892, 116670, 124448, 136115, 140004, 155560, 163338, 175005, 186672, 217784, 233340, 245007, 248896, 272230, 280008, 311120, 326676, 350010, 373344, 408345, 435568, 466680, 490014, 544460, 560016, 622240, 653352, 700020, 746688, 816690, 871136, 933360, 980028, 1088920, 1120032, 1225035, 1244480, 1306704, 1400040, 1633380, 1742272, 1866720, 1960056, 2177840, 2240064, 2450070, 2613408, 2800080, 3266760, 3733440, 3920112, 4355680, 4900140, 5226816, 5600160, 6533520, 7840224, 8711360, 9800280, 11200320, 13067040, 15680448, 19600560, 26134080, 39201120, 78402240]

約数ペア:

[(1, 78402240), (2, 39201120), (3, 26134080), (4, 19600560), (5, 15680448), (6, 13067040), (7, 11200320), (8, 9800280), (9, 8711360), (10, 7840224), (12, 6533520), (14, 5600160), (15, 5226816), (16, 4900140), (18, 4355680), (20, 3920112), (21, 3733440), (24, 3266760), (28, 2800080), (30, 2613408), (32, 2450070), (35, 2240064), (36, 2177840), (40, 1960056), (42, 1866720), (45, 1742272), (48, 1633380), (56, 1400040), (60, 1306704), (63, 1244480), (64, 1225035), (70, 1120032), (72, 1088920), (80, 980028), (84, 933360), (90, 871136), (96, 816690), (105, 746688), (112, 700020), (120, 653352), (126, 622240), (140, 560016), (144, 544460), (160, 490014), (168, 466680), (180, 435568), (192, 408345), (210, 373344), (224, 350010), (240, 326676), (252, 311120), (280, 280008), (288, 272230), (315, 248896), (320, 245007), (336, 233340), (360, 217784), (420, 186672), (448, 175005), (480, 163338), (504, 155560), (560, 140004), (576, 136115), (630, 124448), (672, 116670), (720, 108892), (840, 93336), (960, 81669), (1008, 77780), (1120, 70002), (1260, 62224), (1344, 58335), (1440, 54446), (1680, 46668), (2016, 38890), (2240, 35001), (2520, 31112), (2880, 27223), (3360, 23334), (3889, 20160), (4032, 19445), (5040, 15556), (6720, 11667), (7778, 10080)]