395526304240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{397}}^1\times {\mathrm{12959}}^1$

素因数の和:13431

約数の個数: 120

約数和(自身を含む): 952687059840

約数和(自身を除く): 557160755600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 397, 496, 620, 794, 961, 1240, 1588, 1922, 1985, 2480, 3176, 3844, 3970, 4805, 6352, 7688, 7940, 9610, 12307, 12959, 15376, 15880, 19220, 24614, 25918, 31760, 38440, 49228, 51836, 61535, 64795, 76880, 98456, 103672, 123070, 129590, 196912, 207344, 246140, 259180, 381517, 401729, 492280, 518360, 763034, 803458, 984560, 1036720, 1526068, 1606916, 1907585, 2008645, 3052136, 3213832, 3815170, 4017290, 5144723, 6104272, 6427664, 7630340, 8034580, 10289446, 12453599, 15260680, 16069160, 20578892, 24907198, 25723615, 30521360, 32138320, 41157784, 49814396, 51447230, 62267995, 82315568, 99628792, 102894460, 124535990, 159486413, 199257584, 205788920, 249071980, 318972826, 411577840, 498143960, 637945652, 797432065, 996287920, 1275891304, 1594864130, 2551782608, 3189728260, 4944078803, 6379456520, 9888157606, 12758913040, 19776315212, 24720394015, 39552630424, 49440788030, 79105260848, 98881576060, 197763152120, 395526304240]

約数ペア:

[(1, 395526304240), (2, 197763152120), (4, 98881576060), (5, 79105260848), (8, 49440788030), (10, 39552630424), (16, 24720394015), (20, 19776315212), (31, 12758913040), (40, 9888157606), (62, 6379456520), (80, 4944078803), (124, 3189728260), (155, 2551782608), (248, 1594864130), (310, 1275891304), (397, 996287920), (496, 797432065), (620, 637945652), (794, 498143960), (961, 411577840), (1240, 318972826), (1588, 249071980), (1922, 205788920), (1985, 199257584), (2480, 159486413), (3176, 124535990), (3844, 102894460), (3970, 99628792), (4805, 82315568), (6352, 62267995), (7688, 51447230), (7940, 49814396), (9610, 41157784), (12307, 32138320), (12959, 30521360), (15376, 25723615), (15880, 24907198), (19220, 20578892), (24614, 16069160), (25918, 15260680), (31760, 12453599), (38440, 10289446), (49228, 8034580), (51836, 7630340), (61535, 6427664), (64795, 6104272), (76880, 5144723), (98456, 4017290), (103672, 3815170), (123070, 3213832), (129590, 3052136), (196912, 2008645), (207344, 1907585), (246140, 1606916), (259180, 1526068), (381517, 1036720), (401729, 984560), (492280, 803458), (518360, 763034)]