157780176

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 420115968

約数和(自身を除く): 262335792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 71, 134, 142, 201, 213, 268, 284, 402, 426, 536, 568, 691, 804, 852, 1072, 1136, 1382, 1608, 1704, 2073, 2764, 3216, 3408, 4146, 4757, 5528, 8292, 9514, 11056, 14271, 16584, 19028, 28542, 33168, 38056, 46297, 49061, 57084, 76112, 92594, 98122, 114168, 138891, 147183, 185188, 196244, 228336, 277782, 294366, 370376, 392488, 555564, 588732, 740752, 784976, 1111128, 1177464, 2222256, 2354928, 3287087, 6574174, 9861261, 13148348, 19722522, 26296696, 39445044, 52593392, 78890088, 157780176]

約数ペア:

[(1, 157780176), (2, 78890088), (3, 52593392), (4, 39445044), (6, 26296696), (8, 19722522), (12, 13148348), (16, 9861261), (24, 6574174), (48, 3287087), (67, 2354928), (71, 2222256), (134, 1177464), (142, 1111128), (201, 784976), (213, 740752), (268, 588732), (284, 555564), (402, 392488), (426, 370376), (536, 294366), (568, 277782), (691, 228336), (804, 196244), (852, 185188), (1072, 147183), (1136, 138891), (1382, 114168), (1608, 98122), (1704, 92594), (2073, 76112), (2764, 57084), (3216, 49061), (3408, 46297), (4146, 38056), (4757, 33168), (5528, 28542), (8292, 19028), (9514, 16584), (11056, 14271)]