76800640

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 223257600

約数和(自身を除く): 146456960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 79, 80, 98, 112, 124, 128, 140, 155, 158, 160, 196, 217, 224, 245, 248, 280, 310, 316, 320, 392, 395, 434, 448, 490, 496, 553, 560, 620, 632, 640, 784, 790, 868, 896, 980, 992, 1085, 1106, 1120, 1240, 1264, 1519, 1568, 1580, 1736, 1960, 1984, 2170, 2212, 2240, 2449, 2480, 2528, 2765, 3038, 3136, 3160, 3472, 3871, 3920, 3968, 4340, 4424, 4480, 4898, 4960, 5056, 5530, 6076, 6272, 6320, 6944, 7595, 7742, 7840, 8680, 8848, 9796, 9920, 10112, 11060, 12152, 12245, 12640, 13888, 15190, 15484, 15680, 17143, 17360, 17696, 19355, 19592, 19840, 22120, 24304, 24490, 25280, 27776, 30380, 30968, 31360, 34286, 34720, 35392, 38710, 39184, 44240, 48608, 48980, 50560, 60760, 61936, 68572, 69440, 70784, 77420, 78368, 85715, 88480, 97216, 97960, 120001, 121520, 123872, 137144, 138880, 154840, 156736, 171430, 176960, 194432, 195920, 240002, 243040, 247744, 274288, 309680, 313472, 342860, 353920, 391840, 480004, 486080, 495488, 548576, 600005, 619360, 685720, 783680, 960008, 972160, 1097152, 1200010, 1238720, 1371440, 1567360, 1920016, 2194304, 2400020, 2477440, 2742880, 3840032, 4800040, 5485760, 7680064, 9600080, 10971520, 15360128, 19200160, 38400320, 76800640]

約数ペア:

[(1, 76800640), (2, 38400320), (4, 19200160), (5, 15360128), (7, 10971520), (8, 9600080), (10, 7680064), (14, 5485760), (16, 4800040), (20, 3840032), (28, 2742880), (31, 2477440), (32, 2400020), (35, 2194304), (40, 1920016), (49, 1567360), (56, 1371440), (62, 1238720), (64, 1200010), (70, 1097152), (79, 972160), (80, 960008), (98, 783680), (112, 685720), (124, 619360), (128, 600005), (140, 548576), (155, 495488), (158, 486080), (160, 480004), (196, 391840), (217, 353920), (224, 342860), (245, 313472), (248, 309680), (280, 274288), (310, 247744), (316, 243040), (320, 240002), (392, 195920), (395, 194432), (434, 176960), (448, 171430), (490, 156736), (496, 154840), (553, 138880), (560, 137144), (620, 123872), (632, 121520), (640, 120001), (784, 97960), (790, 97216), (868, 88480), (896, 85715), (980, 78368), (992, 77420), (1085, 70784), (1106, 69440), (1120, 68572), (1240, 61936), (1264, 60760), (1519, 50560), (1568, 48980), (1580, 48608), (1736, 44240), (1960, 39184), (1984, 38710), (2170, 35392), (2212, 34720), (2240, 34286), (2449, 31360), (2480, 30968), (2528, 30380), (2765, 27776), (3038, 25280), (3136, 24490), (3160, 24304), (3472, 22120), (3871, 19840), (3920, 19592), (3968, 19355), (4340, 17696), (4424, 17360), (4480, 17143), (4898, 15680), (4960, 15484), (5056, 15190), (5530, 13888), (6076, 12640), (6272, 12245), (6320, 12152), (6944, 11060), (7595, 10112), (7742, 9920), (7840, 9796), (8680, 8848)]