31714800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 116242560

約数和(自身を除く): 84527760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 25, 26, 30, 38, 39, 40, 48, 50, 52, 57, 60, 65, 75, 76, 78, 80, 95, 100, 104, 107, 114, 120, 130, 150, 152, 156, 190, 195, 200, 208, 214, 228, 240, 247, 260, 285, 300, 304, 312, 321, 325, 380, 390, 400, 428, 456, 475, 494, 520, 535, 570, 600, 624, 642, 650, 741, 760, 780, 856, 912, 950, 975, 988, 1040, 1070, 1140, 1200, 1235, 1284, 1300, 1391, 1425, 1482, 1520, 1560, 1605, 1712, 1900, 1950, 1976, 2033, 2140, 2280, 2470, 2568, 2600, 2675, 2782, 2850, 2964, 3120, 3210, 3705, 3800, 3900, 3952, 4066, 4173, 4280, 4560, 4940, 5136, 5200, 5350, 5564, 5700, 5928, 6099, 6175, 6420, 6955, 7410, 7600, 7800, 8025, 8132, 8346, 8560, 9880, 10165, 10700, 11128, 11400, 11856, 12198, 12350, 12840, 13910, 14820, 15600, 16050, 16264, 16692, 18525, 19760, 20330, 20865, 21400, 22256, 22800, 24396, 24700, 25680, 26429, 27820, 29640, 30495, 32100, 32528, 33384, 34775, 37050, 40660, 41730, 42800, 48792, 49400, 50825, 52858, 55640, 59280, 60990, 64200, 66768, 69550, 74100, 79287, 81320, 83460, 97584, 98800, 101650, 104325, 105716, 111280, 121980, 128400, 132145, 139100, 148200, 152475, 158574, 162640, 166920, 203300, 208650, 211432, 243960, 264290, 278200, 296400, 304950, 317148, 333840, 396435, 406600, 417300, 422864, 487920, 528580, 556400, 609900, 634296, 660725, 792870, 813200, 834600, 1057160, 1219800, 1268592, 1321450, 1585740, 1669200, 1982175, 2114320, 2439600, 2642900, 3171480, 3964350, 5285800, 6342960, 7928700, 10571600, 15857400, 31714800]

約数ペア:

[(1, 31714800), (2, 15857400), (3, 10571600), (4, 7928700), (5, 6342960), (6, 5285800), (8, 3964350), (10, 3171480), (12, 2642900), (13, 2439600), (15, 2114320), (16, 1982175), (19, 1669200), (20, 1585740), (24, 1321450), (25, 1268592), (26, 1219800), (30, 1057160), (38, 834600), (39, 813200), (40, 792870), (48, 660725), (50, 634296), (52, 609900), (57, 556400), (60, 528580), (65, 487920), (75, 422864), (76, 417300), (78, 406600), (80, 396435), (95, 333840), (100, 317148), (104, 304950), (107, 296400), (114, 278200), (120, 264290), (130, 243960), (150, 211432), (152, 208650), (156, 203300), (190, 166920), (195, 162640), (200, 158574), (208, 152475), (214, 148200), (228, 139100), (240, 132145), (247, 128400), (260, 121980), (285, 111280), (300, 105716), (304, 104325), (312, 101650), (321, 98800), (325, 97584), (380, 83460), (390, 81320), (400, 79287), (428, 74100), (456, 69550), (475, 66768), (494, 64200), (520, 60990), (535, 59280), (570, 55640), (600, 52858), (624, 50825), (642, 49400), (650, 48792), (741, 42800), (760, 41730), (780, 40660), (856, 37050), (912, 34775), (950, 33384), (975, 32528), (988, 32100), (1040, 30495), (1070, 29640), (1140, 27820), (1200, 26429), (1235, 25680), (1284, 24700), (1300, 24396), (1391, 22800), (1425, 22256), (1482, 21400), (1520, 20865), (1560, 20330), (1605, 19760), (1712, 18525), (1900, 16692), (1950, 16264), (1976, 16050), (2033, 15600), (2140, 14820), (2280, 13910), (2470, 12840), (2568, 12350), (2600, 12198), (2675, 11856), (2782, 11400), (2850, 11128), (2964, 10700), (3120, 10165), (3210, 9880), (3705, 8560), (3800, 8346), (3900, 8132), (3952, 8025), (4066, 7800), (4173, 7600), (4280, 7410), (4560, 6955), (4940, 6420), (5136, 6175), (5200, 6099), (5350, 5928), (5564, 5700)]