69864520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 184809600

約数和(自身を除く): 114945080

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 61, 76, 88, 95, 110, 122, 137, 152, 190, 209, 220, 244, 274, 305, 380, 418, 440, 488, 548, 610, 671, 685, 760, 836, 1045, 1096, 1159, 1220, 1342, 1370, 1507, 1672, 2090, 2318, 2440, 2603, 2684, 2740, 3014, 3355, 4180, 4636, 5206, 5368, 5480, 5795, 6028, 6710, 7535, 8357, 8360, 9272, 10412, 11590, 12056, 12749, 13015, 13420, 15070, 16714, 20824, 23180, 25498, 26030, 26840, 28633, 30140, 33428, 41785, 46360, 50996, 52060, 57266, 60280, 63745, 66856, 83570, 91927, 101992, 104120, 114532, 127490, 143165, 158783, 167140, 183854, 229064, 254980, 286330, 317566, 334280, 367708, 459635, 509960, 572660, 635132, 735416, 793915, 919270, 1145320, 1270264, 1587830, 1746613, 1838540, 3175660, 3493226, 3677080, 6351320, 6986452, 8733065, 13972904, 17466130, 34932260, 69864520]

約数ペア:

[(1, 69864520), (2, 34932260), (4, 17466130), (5, 13972904), (8, 8733065), (10, 6986452), (11, 6351320), (19, 3677080), (20, 3493226), (22, 3175660), (38, 1838540), (40, 1746613), (44, 1587830), (55, 1270264), (61, 1145320), (76, 919270), (88, 793915), (95, 735416), (110, 635132), (122, 572660), (137, 509960), (152, 459635), (190, 367708), (209, 334280), (220, 317566), (244, 286330), (274, 254980), (305, 229064), (380, 183854), (418, 167140), (440, 158783), (488, 143165), (548, 127490), (610, 114532), (671, 104120), (685, 101992), (760, 91927), (836, 83570), (1045, 66856), (1096, 63745), (1159, 60280), (1220, 57266), (1342, 52060), (1370, 50996), (1507, 46360), (1672, 41785), (2090, 33428), (2318, 30140), (2440, 28633), (2603, 26840), (2684, 26030), (2740, 25498), (3014, 23180), (3355, 20824), (4180, 16714), (4636, 15070), (5206, 13420), (5368, 13015), (5480, 12749), (5795, 12056), (6028, 11590), (6710, 10412), (7535, 9272), (8357, 8360)]