42140280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:278

約数の個数: 256

約数和(自身を含む): 165473280

約数和(自身を除く): 123333000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 102, 104, 105, 119, 120, 130, 136, 140, 156, 168, 170, 182, 195, 204, 210, 221, 227, 238, 255, 260, 273, 280, 312, 340, 357, 364, 390, 408, 420, 442, 454, 455, 476, 510, 520, 546, 595, 663, 680, 681, 714, 728, 780, 840, 884, 908, 910, 952, 1020, 1092, 1105, 1135, 1190, 1326, 1362, 1365, 1428, 1547, 1560, 1589, 1768, 1785, 1816, 1820, 2040, 2184, 2210, 2270, 2380, 2652, 2724, 2730, 2856, 2951, 3094, 3178, 3315, 3405, 3570, 3640, 3859, 4420, 4540, 4641, 4760, 4767, 5304, 5448, 5460, 5902, 6188, 6356, 6630, 6810, 7140, 7718, 7735, 7945, 8840, 8853, 9080, 9282, 9534, 10920, 11577, 11804, 12376, 12712, 13260, 13620, 14280, 14755, 15436, 15470, 15890, 17706, 18564, 19068, 19295, 20657, 23154, 23205, 23608, 23835, 26520, 27013, 27240, 29510, 30872, 30940, 31780, 35412, 37128, 38136, 38590, 41314, 44265, 46308, 46410, 47670, 50167, 54026, 57885, 59020, 61880, 61971, 63560, 70824, 77180, 81039, 82628, 88530, 92616, 92820, 95340, 100334, 103285, 108052, 115770, 118040, 123942, 135065, 150501, 154360, 162078, 165256, 177060, 185640, 190680, 200668, 206570, 216104, 231540, 247884, 250835, 270130, 301002, 309855, 324156, 351169, 354120, 401336, 405195, 413140, 463080, 495768, 501670, 540260, 602004, 619710, 648312, 702338, 752505, 810390, 826280, 1003340, 1053507, 1080520, 1204008, 1239420, 1404676, 1505010, 1620780, 1755845, 2006680, 2107014, 2478840, 2809352, 3010020, 3241560, 3511690, 4214028, 5267535, 6020040, 7023380, 8428056, 10535070, 14046760, 21070140, 42140280]

約数ペア:

[(1, 42140280), (2, 21070140), (3, 14046760), (4, 10535070), (5, 8428056), (6, 7023380), (7, 6020040), (8, 5267535), (10, 4214028), (12, 3511690), (13, 3241560), (14, 3010020), (15, 2809352), (17, 2478840), (20, 2107014), (21, 2006680), (24, 1755845), (26, 1620780), (28, 1505010), (30, 1404676), (34, 1239420), (35, 1204008), (39, 1080520), (40, 1053507), (42, 1003340), (51, 826280), (52, 810390), (56, 752505), (60, 702338), (65, 648312), (68, 619710), (70, 602004), (78, 540260), (84, 501670), (85, 495768), (91, 463080), (102, 413140), (104, 405195), (105, 401336), (119, 354120), (120, 351169), (130, 324156), (136, 309855), (140, 301002), (156, 270130), (168, 250835), (170, 247884), (182, 231540), (195, 216104), (204, 206570), (210, 200668), (221, 190680), (227, 185640), (238, 177060), (255, 165256), (260, 162078), (273, 154360), (280, 150501), (312, 135065), (340, 123942), (357, 118040), (364, 115770), (390, 108052), (408, 103285), (420, 100334), (442, 95340), (454, 92820), (455, 92616), (476, 88530), (510, 82628), (520, 81039), (546, 77180), (595, 70824), (663, 63560), (680, 61971), (681, 61880), (714, 59020), (728, 57885), (780, 54026), (840, 50167), (884, 47670), (908, 46410), (910, 46308), (952, 44265), (1020, 41314), (1092, 38590), (1105, 38136), (1135, 37128), (1190, 35412), (1326, 31780), (1362, 30940), (1365, 30872), (1428, 29510), (1547, 27240), (1560, 27013), (1589, 26520), (1768, 23835), (1785, 23608), (1816, 23205), (1820, 23154), (2040, 20657), (2184, 19295), (2210, 19068), (2270, 18564), (2380, 17706), (2652, 15890), (2724, 15470), (2730, 15436), (2856, 14755), (2951, 14280), (3094, 13620), (3178, 13260), (3315, 12712), (3405, 12376), (3570, 11804), (3640, 11577), (3859, 10920), (4420, 9534), (4540, 9282), (4641, 9080), (4760, 8853), (4767, 8840), (5304, 7945), (5448, 7735), (5460, 7718), (5902, 7140), (6188, 6810), (6356, 6630)]