8931720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^4\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 160

約数和(自身を含む): 32267520

約数和(自身を除く): 23335800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 343, 372, 392, 420, 434, 465, 490, 588, 620, 651, 686, 735, 744, 840, 868, 930, 980, 1029, 1085, 1176, 1240, 1302, 1372, 1470, 1519, 1715, 1736, 1860, 1960, 2058, 2170, 2401, 2604, 2744, 2940, 3038, 3255, 3430, 3720, 4116, 4340, 4557, 4802, 5145, 5208, 5880, 6076, 6510, 6860, 7203, 7595, 8232, 8680, 9114, 9604, 10290, 10633, 12005, 12152, 13020, 13720, 14406, 15190, 18228, 19208, 20580, 21266, 22785, 24010, 26040, 28812, 30380, 31899, 36015, 36456, 41160, 42532, 45570, 48020, 53165, 57624, 60760, 63798, 72030, 74431, 85064, 91140, 96040, 106330, 127596, 144060, 148862, 159495, 182280, 212660, 223293, 255192, 288120, 297724, 318990, 372155, 425320, 446586, 595448, 637980, 744310, 893172, 1116465, 1275960, 1488620, 1786344, 2232930, 2977240, 4465860, 8931720]

約数ペア:

[(1, 8931720), (2, 4465860), (3, 2977240), (4, 2232930), (5, 1786344), (6, 1488620), (7, 1275960), (8, 1116465), (10, 893172), (12, 744310), (14, 637980), (15, 595448), (20, 446586), (21, 425320), (24, 372155), (28, 318990), (30, 297724), (31, 288120), (35, 255192), (40, 223293), (42, 212660), (49, 182280), (56, 159495), (60, 148862), (62, 144060), (70, 127596), (84, 106330), (93, 96040), (98, 91140), (105, 85064), (120, 74431), (124, 72030), (140, 63798), (147, 60760), (155, 57624), (168, 53165), (186, 48020), (196, 45570), (210, 42532), (217, 41160), (245, 36456), (248, 36015), (280, 31899), (294, 30380), (310, 28812), (343, 26040), (372, 24010), (392, 22785), (420, 21266), (434, 20580), (465, 19208), (490, 18228), (588, 15190), (620, 14406), (651, 13720), (686, 13020), (735, 12152), (744, 12005), (840, 10633), (868, 10290), (930, 9604), (980, 9114), (1029, 8680), (1085, 8232), (1176, 7595), (1240, 7203), (1302, 6860), (1372, 6510), (1470, 6076), (1519, 5880), (1715, 5208), (1736, 5145), (1860, 4802), (1960, 4557), (2058, 4340), (2170, 4116), (2401, 3720), (2604, 3430), (2744, 3255), (2940, 3038)]