191996520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{787}}^1$

素因数の和:927

約数の個数: 128

約数和(自身を含む): 612748800

約数和(自身を除く): 420752280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 107, 114, 120, 152, 190, 214, 228, 285, 321, 380, 428, 456, 535, 570, 642, 760, 787, 856, 1070, 1140, 1284, 1574, 1605, 2033, 2140, 2280, 2361, 2568, 3148, 3210, 3935, 4066, 4280, 4722, 6099, 6296, 6420, 7870, 8132, 9444, 10165, 11805, 12198, 12840, 14953, 15740, 16264, 18888, 20330, 23610, 24396, 29906, 30495, 31480, 40660, 44859, 47220, 48792, 59812, 60990, 74765, 81320, 84209, 89718, 94440, 119624, 121980, 149530, 168418, 179436, 224295, 243960, 252627, 299060, 336836, 358872, 421045, 448590, 505254, 598120, 673672, 842090, 897180, 1010508, 1263135, 1599971, 1684180, 1794360, 2021016, 2526270, 3199942, 3368360, 4799913, 5052540, 6399884, 7999855, 9599826, 10105080, 12799768, 15999710, 19199652, 23999565, 31999420, 38399304, 47999130, 63998840, 95998260, 191996520]

約数ペア:

[(1, 191996520), (2, 95998260), (3, 63998840), (4, 47999130), (5, 38399304), (6, 31999420), (8, 23999565), (10, 19199652), (12, 15999710), (15, 12799768), (19, 10105080), (20, 9599826), (24, 7999855), (30, 6399884), (38, 5052540), (40, 4799913), (57, 3368360), (60, 3199942), (76, 2526270), (95, 2021016), (107, 1794360), (114, 1684180), (120, 1599971), (152, 1263135), (190, 1010508), (214, 897180), (228, 842090), (285, 673672), (321, 598120), (380, 505254), (428, 448590), (456, 421045), (535, 358872), (570, 336836), (642, 299060), (760, 252627), (787, 243960), (856, 224295), (1070, 179436), (1140, 168418), (1284, 149530), (1574, 121980), (1605, 119624), (2033, 94440), (2140, 89718), (2280, 84209), (2361, 81320), (2568, 74765), (3148, 60990), (3210, 59812), (3935, 48792), (4066, 47220), (4280, 44859), (4722, 40660), (6099, 31480), (6296, 30495), (6420, 29906), (7870, 24396), (8132, 23610), (9444, 20330), (10165, 18888), (11805, 16264), (12198, 15740), (12840, 14953)]