70142680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 180792000

約数和(自身を除く): 110649320

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 61, 68, 76, 85, 89, 95, 122, 136, 152, 170, 178, 190, 244, 305, 323, 340, 356, 380, 445, 488, 610, 646, 680, 712, 760, 890, 1037, 1159, 1220, 1292, 1513, 1615, 1691, 1780, 2074, 2318, 2440, 2584, 3026, 3230, 3382, 3560, 4148, 4636, 5185, 5429, 5795, 6052, 6460, 6764, 7565, 8296, 8455, 9272, 10370, 10858, 11590, 12104, 12920, 13528, 15130, 16910, 19703, 20740, 21716, 23180, 27145, 28747, 30260, 33820, 39406, 41480, 43432, 46360, 54290, 57494, 60520, 67640, 78812, 92293, 98515, 103151, 108580, 114988, 143735, 157624, 184586, 197030, 206302, 217160, 229976, 287470, 369172, 394060, 412604, 461465, 515755, 574940, 738344, 788120, 825208, 922930, 1031510, 1149880, 1753567, 1845860, 2063020, 3507134, 3691720, 4126040, 7014268, 8767835, 14028536, 17535670, 35071340, 70142680]

約数ペア:

[(1, 70142680), (2, 35071340), (4, 17535670), (5, 14028536), (8, 8767835), (10, 7014268), (17, 4126040), (19, 3691720), (20, 3507134), (34, 2063020), (38, 1845860), (40, 1753567), (61, 1149880), (68, 1031510), (76, 922930), (85, 825208), (89, 788120), (95, 738344), (122, 574940), (136, 515755), (152, 461465), (170, 412604), (178, 394060), (190, 369172), (244, 287470), (305, 229976), (323, 217160), (340, 206302), (356, 197030), (380, 184586), (445, 157624), (488, 143735), (610, 114988), (646, 108580), (680, 103151), (712, 98515), (760, 92293), (890, 78812), (1037, 67640), (1159, 60520), (1220, 57494), (1292, 54290), (1513, 46360), (1615, 43432), (1691, 41480), (1780, 39406), (2074, 33820), (2318, 30260), (2440, 28747), (2584, 27145), (3026, 23180), (3230, 21716), (3382, 20740), (3560, 19703), (4148, 16910), (4636, 15130), (5185, 13528), (5429, 12920), (5795, 12104), (6052, 11590), (6460, 10858), (6764, 10370), (7565, 9272), (8296, 8455)]