2581388532

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1142

約数の個数: 144

約数和(自身を含む): 7062007680

約数和(自身を除く): 4480619148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 53, 59, 69, 92, 106, 118, 138, 159, 177, 207, 212, 236, 276, 318, 354, 414, 477, 531, 636, 708, 828, 954, 997, 1062, 1219, 1357, 1908, 1994, 2124, 2438, 2714, 2991, 3127, 3657, 3988, 4071, 4876, 5428, 5982, 6254, 7314, 8142, 8973, 9381, 10971, 11964, 12213, 12508, 14628, 16284, 17946, 18762, 21942, 22931, 24426, 28143, 35892, 37524, 43884, 45862, 48852, 52841, 56286, 58823, 68793, 71921, 91724, 105682, 112572, 117646, 137586, 143842, 158523, 176469, 206379, 211364, 215763, 235292, 275172, 287684, 317046, 352938, 412758, 431526, 475569, 529407, 634092, 647289, 705876, 825516, 863052, 951138, 1058814, 1215343, 1294578, 1352929, 1902276, 2117628, 2430686, 2589156, 2705858, 3117619, 3646029, 4058787, 4861372, 5411716, 6235238, 7292058, 8117574, 9352857, 10938087, 12176361, 12470476, 14584116, 16235148, 18705714, 21876174, 24352722, 28058571, 37411428, 43752348, 48705444, 56117142, 71705237, 112234284, 143410474, 215115711, 286820948, 430231422, 645347133, 860462844, 1290694266, 2581388532]

約数ペア:

[(1, 2581388532), (2, 1290694266), (3, 860462844), (4, 645347133), (6, 430231422), (9, 286820948), (12, 215115711), (18, 143410474), (23, 112234284), (36, 71705237), (46, 56117142), (53, 48705444), (59, 43752348), (69, 37411428), (92, 28058571), (106, 24352722), (118, 21876174), (138, 18705714), (159, 16235148), (177, 14584116), (207, 12470476), (212, 12176361), (236, 10938087), (276, 9352857), (318, 8117574), (354, 7292058), (414, 6235238), (477, 5411716), (531, 4861372), (636, 4058787), (708, 3646029), (828, 3117619), (954, 2705858), (997, 2589156), (1062, 2430686), (1219, 2117628), (1357, 1902276), (1908, 1352929), (1994, 1294578), (2124, 1215343), (2438, 1058814), (2714, 951138), (2991, 863052), (3127, 825516), (3657, 705876), (3988, 647289), (4071, 634092), (4876, 529407), (5428, 475569), (5982, 431526), (6254, 412758), (7314, 352938), (8142, 317046), (8973, 287684), (9381, 275172), (10971, 235292), (11964, 215763), (12213, 211364), (12508, 206379), (14628, 176469), (16284, 158523), (17946, 143842), (18762, 137586), (21942, 117646), (22931, 112572), (24426, 105682), (28143, 91724), (35892, 71921), (37524, 68793), (43884, 58823), (45862, 56286), (48852, 52841)]