20468156718465

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{78031}}^1$

素因数の和:78388

約数の個数: 144

約数和(自身を含む): 38160723085056

約数和(自身を除く): 17692566366591

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 67, 95, 171, 201, 241, 285, 335, 361, 603, 723, 855, 1005, 1083, 1205, 1273, 1805, 2169, 3015, 3249, 3615, 3819, 4579, 5415, 6365, 10845, 11457, 13737, 16147, 16245, 19095, 22895, 24187, 41211, 48441, 57285, 68685, 72561, 78031, 80735, 87001, 120935, 145323, 206055, 217683, 234093, 242205, 261003, 306793, 362805, 390155, 435005, 702279, 726615, 783009, 920379, 1088415, 1170465, 1305015, 1482589, 1533965, 2761137, 3511395, 3915045, 4447767, 4601895, 5228077, 5829067, 7412945, 13343301, 13805685, 15684231, 17487201, 18805471, 22238835, 26140385, 28169191, 29145335, 47052693, 52461603, 56416413, 66716505, 78421155, 84507573, 87436005, 94027355, 99333463, 140845955, 169249239, 235263465, 253522719, 262308015, 282082065, 298000389, 357303949, 422537865, 496667315, 846246195, 894001167, 1071911847, 1259966557, 1267613595, 1490001945, 1786519745, 1887335797, 3215735541, 3779899671, 4470005835, 5359559235, 5662007391, 6299832785, 6788775031, 9436678985, 11339699013, 16078677705, 16986022173, 18899498355, 20366325093, 23939364583, 28310036955, 33943875155, 56698495065, 61098975279, 71818093749, 84930110865, 101831625465, 119696822915, 215454281247, 305494876395, 359090468745, 454847927077, 1077271406235, 1364543781231, 2274239635385, 4093631343693, 6822718906155, 20468156718465]

約数ペア:

[(1, 20468156718465), (3, 6822718906155), (5, 4093631343693), (9, 2274239635385), (15, 1364543781231), (19, 1077271406235), (45, 454847927077), (57, 359090468745), (67, 305494876395), (95, 215454281247), (171, 119696822915), (201, 101831625465), (241, 84930110865), (285, 71818093749), (335, 61098975279), (361, 56698495065), (603, 33943875155), (723, 28310036955), (855, 23939364583), (1005, 20366325093), (1083, 18899498355), (1205, 16986022173), (1273, 16078677705), (1805, 11339699013), (2169, 9436678985), (3015, 6788775031), (3249, 6299832785), (3615, 5662007391), (3819, 5359559235), (4579, 4470005835), (5415, 3779899671), (6365, 3215735541), (10845, 1887335797), (11457, 1786519745), (13737, 1490001945), (16147, 1267613595), (16245, 1259966557), (19095, 1071911847), (22895, 894001167), (24187, 846246195), (41211, 496667315), (48441, 422537865), (57285, 357303949), (68685, 298000389), (72561, 282082065), (78031, 262308015), (80735, 253522719), (87001, 235263465), (120935, 169249239), (145323, 140845955), (206055, 99333463), (217683, 94027355), (234093, 87436005), (242205, 84507573), (261003, 78421155), (306793, 66716505), (362805, 56416413), (390155, 52461603), (435005, 47052693), (702279, 29145335), (726615, 28169191), (783009, 26140385), (920379, 22238835), (1088415, 18805471), (1170465, 17487201), (1305015, 15684231), (1482589, 13805685), (1533965, 13343301), (2761137, 7412945), (3511395, 5829067), (3915045, 5228077), (4447767, 4601895)]