199371520

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 509937120

約数和(自身を除く): 310565600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 58, 64, 80, 82, 116, 128, 131, 145, 160, 164, 205, 232, 256, 262, 290, 320, 328, 410, 464, 524, 580, 640, 655, 656, 820, 928, 1048, 1160, 1189, 1280, 1310, 1312, 1640, 1856, 2096, 2320, 2378, 2620, 2624, 3280, 3712, 3799, 4192, 4640, 4756, 5240, 5248, 5371, 5945, 6560, 7424, 7598, 8384, 9280, 9512, 10480, 10496, 10742, 11890, 13120, 15196, 16768, 18560, 18995, 19024, 20960, 21484, 23780, 26240, 26855, 30392, 33536, 37120, 37990, 38048, 41920, 42968, 47560, 52480, 53710, 60784, 75980, 76096, 83840, 85936, 95120, 107420, 121568, 151960, 152192, 155759, 167680, 171872, 190240, 214840, 243136, 303920, 304384, 311518, 343744, 380480, 429680, 486272, 607840, 623036, 687488, 760960, 778795, 859360, 972544, 1215680, 1246072, 1374976, 1521920, 1557590, 1718720, 2431360, 2492144, 3115180, 3437440, 4862720, 4984288, 6230360, 6874880, 9968576, 12460720, 19937152, 24921440, 39874304, 49842880, 99685760, 199371520]

約数ペア:

[(1, 199371520), (2, 99685760), (4, 49842880), (5, 39874304), (8, 24921440), (10, 19937152), (16, 12460720), (20, 9968576), (29, 6874880), (32, 6230360), (40, 4984288), (41, 4862720), (58, 3437440), (64, 3115180), (80, 2492144), (82, 2431360), (116, 1718720), (128, 1557590), (131, 1521920), (145, 1374976), (160, 1246072), (164, 1215680), (205, 972544), (232, 859360), (256, 778795), (262, 760960), (290, 687488), (320, 623036), (328, 607840), (410, 486272), (464, 429680), (524, 380480), (580, 343744), (640, 311518), (655, 304384), (656, 303920), (820, 243136), (928, 214840), (1048, 190240), (1160, 171872), (1189, 167680), (1280, 155759), (1310, 152192), (1312, 151960), (1640, 121568), (1856, 107420), (2096, 95120), (2320, 85936), (2378, 83840), (2620, 76096), (2624, 75980), (3280, 60784), (3712, 53710), (3799, 52480), (4192, 47560), (4640, 42968), (4756, 41920), (5240, 38048), (5248, 37990), (5371, 37120), (5945, 33536), (6560, 30392), (7424, 26855), (7598, 26240), (8384, 23780), (9280, 21484), (9512, 20960), (10480, 19024), (10496, 18995), (10742, 18560), (11890, 16768), (13120, 15196)]