15702860540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 33780849984

約数和(自身を除く): 18077989444

約数列:

[1, 2, 4, 5, 10, 20, 137, 157, 173, 211, 274, 314, 346, 422, 548, 628, 685, 692, 785, 844, 865, 1055, 1370, 1570, 1730, 2110, 2740, 3140, 3460, 4220, 21509, 23701, 27161, 28907, 33127, 36503, 43018, 47402, 54322, 57814, 66254, 73006, 86036, 94804, 107545, 108644, 115628, 118505, 132508, 135805, 144535, 146012, 165635, 182515, 215090, 237010, 271610, 289070, 331270, 365030, 430180, 474020, 543220, 578140, 662540, 730060, 3721057, 4538399, 5000911, 5730971, 7442114, 9076798, 10001822, 11461942, 14884228, 18153596, 18605285, 20003644, 22691995, 22923884, 25004555, 28654855, 37210570, 45383990, 50009110, 57309710, 74421140, 90767980, 100018220, 114619420, 785143027, 1570286054, 3140572108, 3925715135, 7851430270, 15702860540]

約数ペア:

[(1, 15702860540), (2, 7851430270), (4, 3925715135), (5, 3140572108), (10, 1570286054), (20, 785143027), (137, 114619420), (157, 100018220), (173, 90767980), (211, 74421140), (274, 57309710), (314, 50009110), (346, 45383990), (422, 37210570), (548, 28654855), (628, 25004555), (685, 22923884), (692, 22691995), (785, 20003644), (844, 18605285), (865, 18153596), (1055, 14884228), (1370, 11461942), (1570, 10001822), (1730, 9076798), (2110, 7442114), (2740, 5730971), (3140, 5000911), (3460, 4538399), (4220, 3721057), (21509, 730060), (23701, 662540), (27161, 578140), (28907, 543220), (33127, 474020), (36503, 430180), (43018, 365030), (47402, 331270), (54322, 289070), (57814, 271610), (66254, 237010), (73006, 215090), (86036, 182515), (94804, 165635), (107545, 146012), (108644, 144535), (115628, 135805), (118505, 132508)]