4442880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 15452640

約数和(自身を除く): 11009760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 89, 96, 104, 120, 128, 130, 156, 160, 178, 192, 195, 208, 240, 256, 260, 267, 312, 320, 356, 384, 390, 416, 445, 480, 520, 534, 624, 640, 712, 768, 780, 832, 890, 960, 1040, 1068, 1157, 1248, 1280, 1335, 1424, 1560, 1664, 1780, 1920, 2080, 2136, 2314, 2496, 2670, 2848, 3120, 3328, 3471, 3560, 3840, 4160, 4272, 4628, 4992, 5340, 5696, 5785, 6240, 6942, 7120, 8320, 8544, 9256, 9984, 10680, 11392, 11570, 12480, 13884, 14240, 16640, 17088, 17355, 18512, 21360, 22784, 23140, 24960, 27768, 28480, 34176, 34710, 37024, 42720, 46280, 49920, 55536, 56960, 68352, 69420, 74048, 85440, 92560, 111072, 113920, 138840, 148096, 170880, 185120, 222144, 277680, 296192, 341760, 370240, 444288, 555360, 740480, 888576, 1110720, 1480960, 2221440, 4442880]

約数ペア:

[(1, 4442880), (2, 2221440), (3, 1480960), (4, 1110720), (5, 888576), (6, 740480), (8, 555360), (10, 444288), (12, 370240), (13, 341760), (15, 296192), (16, 277680), (20, 222144), (24, 185120), (26, 170880), (30, 148096), (32, 138840), (39, 113920), (40, 111072), (48, 92560), (52, 85440), (60, 74048), (64, 69420), (65, 68352), (78, 56960), (80, 55536), (89, 49920), (96, 46280), (104, 42720), (120, 37024), (128, 34710), (130, 34176), (156, 28480), (160, 27768), (178, 24960), (192, 23140), (195, 22784), (208, 21360), (240, 18512), (256, 17355), (260, 17088), (267, 16640), (312, 14240), (320, 13884), (356, 12480), (384, 11570), (390, 11392), (416, 10680), (445, 9984), (480, 9256), (520, 8544), (534, 8320), (624, 7120), (640, 6942), (712, 6240), (768, 5785), (780, 5696), (832, 5340), (890, 4992), (960, 4628), (1040, 4272), (1068, 4160), (1157, 3840), (1248, 3560), (1280, 3471), (1335, 3328), (1424, 3120), (1560, 2848), (1664, 2670), (1780, 2496), (1920, 2314), (2080, 2136)]