78263040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 253864800

約数和(自身を除く): 175601760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 229, 240, 256, 267, 320, 356, 384, 445, 458, 480, 534, 640, 687, 712, 768, 890, 916, 960, 1068, 1145, 1280, 1335, 1374, 1424, 1780, 1832, 1920, 2136, 2290, 2670, 2748, 2848, 3435, 3560, 3664, 3840, 4272, 4580, 5340, 5496, 5696, 6870, 7120, 7328, 8544, 9160, 10680, 10992, 11392, 13740, 14240, 14656, 17088, 18320, 20381, 21360, 21984, 22784, 27480, 28480, 29312, 34176, 36640, 40762, 42720, 43968, 54960, 56960, 58624, 61143, 68352, 73280, 81524, 85440, 87936, 101905, 109920, 113920, 122286, 146560, 163048, 170880, 175872, 203810, 219840, 244572, 293120, 305715, 326096, 341760, 407620, 439680, 489144, 611430, 652192, 815240, 879360, 978288, 1222860, 1304384, 1630480, 1956576, 2445720, 2608768, 3260960, 3913152, 4891440, 5217536, 6521920, 7826304, 9782880, 13043840, 15652608, 19565760, 26087680, 39131520, 78263040]

約数ペア:

[(1, 78263040), (2, 39131520), (3, 26087680), (4, 19565760), (5, 15652608), (6, 13043840), (8, 9782880), (10, 7826304), (12, 6521920), (15, 5217536), (16, 4891440), (20, 3913152), (24, 3260960), (30, 2608768), (32, 2445720), (40, 1956576), (48, 1630480), (60, 1304384), (64, 1222860), (80, 978288), (89, 879360), (96, 815240), (120, 652192), (128, 611430), (160, 489144), (178, 439680), (192, 407620), (229, 341760), (240, 326096), (256, 305715), (267, 293120), (320, 244572), (356, 219840), (384, 203810), (445, 175872), (458, 170880), (480, 163048), (534, 146560), (640, 122286), (687, 113920), (712, 109920), (768, 101905), (890, 87936), (916, 85440), (960, 81524), (1068, 73280), (1145, 68352), (1280, 61143), (1335, 58624), (1374, 56960), (1424, 54960), (1780, 43968), (1832, 42720), (1920, 40762), (2136, 36640), (2290, 34176), (2670, 29312), (2748, 28480), (2848, 27480), (3435, 22784), (3560, 21984), (3664, 21360), (3840, 20381), (4272, 18320), (4580, 17088), (5340, 14656), (5496, 14240), (5696, 13740), (6870, 11392), (7120, 10992), (7328, 10680), (8544, 9160)]