68172380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 163114560

約数和(自身を除く): 94942180

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 61, 68, 76, 85, 95, 122, 170, 173, 190, 244, 305, 323, 340, 346, 380, 610, 646, 692, 865, 1037, 1159, 1220, 1292, 1615, 1730, 2074, 2318, 2941, 3230, 3287, 3460, 4148, 4636, 5185, 5795, 5882, 6460, 6574, 10370, 10553, 11590, 11764, 13148, 14705, 16435, 19703, 20740, 21106, 23180, 29410, 32870, 39406, 42212, 52765, 55879, 58820, 65740, 78812, 98515, 105530, 111758, 179401, 197030, 200507, 211060, 223516, 279395, 358802, 394060, 401014, 558790, 717604, 802028, 897005, 1002535, 1117580, 1794010, 2005070, 3408619, 3588020, 4010140, 6817238, 13634476, 17043095, 34086190, 68172380]

約数ペア:

[(1, 68172380), (2, 34086190), (4, 17043095), (5, 13634476), (10, 6817238), (17, 4010140), (19, 3588020), (20, 3408619), (34, 2005070), (38, 1794010), (61, 1117580), (68, 1002535), (76, 897005), (85, 802028), (95, 717604), (122, 558790), (170, 401014), (173, 394060), (190, 358802), (244, 279395), (305, 223516), (323, 211060), (340, 200507), (346, 197030), (380, 179401), (610, 111758), (646, 105530), (692, 98515), (865, 78812), (1037, 65740), (1159, 58820), (1220, 55879), (1292, 52765), (1615, 42212), (1730, 39406), (2074, 32870), (2318, 29410), (2941, 23180), (3230, 21106), (3287, 20740), (3460, 19703), (4148, 16435), (4636, 14705), (5185, 13148), (5795, 11764), (5882, 11590), (6460, 10553), (6574, 10370)]