280681440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1451}}^1$

素因数の和:1513

約数の個数: 192

約数和(自身を含む): 983549952

約数和(自身を除く): 702868512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 744, 780, 806, 930, 992, 1040, 1209, 1240, 1248, 1451, 1488, 1560, 1612, 1860, 2015, 2080, 2418, 2480, 2902, 2976, 3120, 3224, 3720, 4030, 4353, 4836, 4960, 5804, 6045, 6240, 6448, 7255, 7440, 8060, 8706, 9672, 11608, 12090, 12896, 14510, 14880, 16120, 17412, 18863, 19344, 21765, 23216, 24180, 29020, 32240, 34824, 37726, 38688, 43530, 44981, 46432, 48360, 56589, 58040, 64480, 69648, 75452, 87060, 89962, 94315, 96720, 113178, 116080, 134943, 139296, 150904, 174120, 179924, 188630, 193440, 224905, 226356, 232160, 269886, 282945, 301808, 348240, 359848, 377260, 449810, 452712, 539772, 565890, 584753, 603616, 674715, 696480, 719696, 754520, 899620, 905424, 1079544, 1131780, 1169506, 1349430, 1439392, 1509040, 1754259, 1799240, 1810848, 2159088, 2263560, 2339012, 2698860, 2923765, 3018080, 3508518, 3598480, 4318176, 4527120, 4678024, 5397720, 5847530, 7017036, 7196960, 8771295, 9054240, 9356048, 10795440, 11695060, 14034072, 17542590, 18712096, 21590880, 23390120, 28068144, 35085180, 46780240, 56136288, 70170360, 93560480, 140340720, 280681440]

約数ペア:

[(1, 280681440), (2, 140340720), (3, 93560480), (4, 70170360), (5, 56136288), (6, 46780240), (8, 35085180), (10, 28068144), (12, 23390120), (13, 21590880), (15, 18712096), (16, 17542590), (20, 14034072), (24, 11695060), (26, 10795440), (30, 9356048), (31, 9054240), (32, 8771295), (39, 7196960), (40, 7017036), (48, 5847530), (52, 5397720), (60, 4678024), (62, 4527120), (65, 4318176), (78, 3598480), (80, 3508518), (93, 3018080), (96, 2923765), (104, 2698860), (120, 2339012), (124, 2263560), (130, 2159088), (155, 1810848), (156, 1799240), (160, 1754259), (186, 1509040), (195, 1439392), (208, 1349430), (240, 1169506), (248, 1131780), (260, 1079544), (310, 905424), (312, 899620), (372, 754520), (390, 719696), (403, 696480), (416, 674715), (465, 603616), (480, 584753), (496, 565890), (520, 539772), (620, 452712), (624, 449810), (744, 377260), (780, 359848), (806, 348240), (930, 301808), (992, 282945), (1040, 269886), (1209, 232160), (1240, 226356), (1248, 224905), (1451, 193440), (1488, 188630), (1560, 179924), (1612, 174120), (1860, 150904), (2015, 139296), (2080, 134943), (2418, 116080), (2480, 113178), (2902, 96720), (2976, 94315), (3120, 89962), (3224, 87060), (3720, 75452), (4030, 69648), (4353, 64480), (4836, 58040), (4960, 56589), (5804, 48360), (6045, 46432), (6240, 44981), (6448, 43530), (7255, 38688), (7440, 37726), (8060, 34824), (8706, 32240), (9672, 29020), (11608, 24180), (12090, 23216), (12896, 21765), (14510, 19344), (14880, 18863), (16120, 17412)]