640967331090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1\times {\mathrm{25057}}^1$

素因数の和:25504

約数の個数: 128

約数和(自身を含む): 1623238797312

約数和(自身を除く): 982271466222

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 131, 138, 230, 262, 283, 345, 393, 566, 655, 690, 786, 849, 1310, 1415, 1698, 1965, 2830, 3013, 3930, 4245, 6026, 6509, 8490, 9039, 13018, 15065, 18078, 19527, 25057, 30130, 32545, 37073, 39054, 45195, 50114, 65090, 74146, 75171, 90390, 97635, 111219, 125285, 150342, 185365, 195270, 222438, 250570, 370730, 375855, 556095, 576311, 751710, 852679, 1112190, 1152622, 1705358, 1728933, 2558037, 2881555, 3282467, 3457866, 4263395, 5116074, 5763110, 6564934, 7091131, 8526790, 8644665, 9847401, 12790185, 14182262, 16412335, 17289330, 19694802, 21273393, 25580370, 32824670, 35455655, 42546786, 49237005, 70911310, 75496741, 98474010, 106366965, 150993482, 163096013, 212733930, 226490223, 326192026, 377483705, 452980446, 489288039, 754967410, 815480065, 928938161, 978576078, 1132451115, 1630960130, 1857876322, 2264902230, 2446440195, 2786814483, 4644690805, 4892880390, 5573628966, 9289381610, 13934072415, 21365577703, 27868144830, 42731155406, 64096733109, 106827888515, 128193466218, 213655777030, 320483665545, 640967331090]

約数ペア:

[(1, 640967331090), (2, 320483665545), (3, 213655777030), (5, 128193466218), (6, 106827888515), (10, 64096733109), (15, 42731155406), (23, 27868144830), (30, 21365577703), (46, 13934072415), (69, 9289381610), (115, 5573628966), (131, 4892880390), (138, 4644690805), (230, 2786814483), (262, 2446440195), (283, 2264902230), (345, 1857876322), (393, 1630960130), (566, 1132451115), (655, 978576078), (690, 928938161), (786, 815480065), (849, 754967410), (1310, 489288039), (1415, 452980446), (1698, 377483705), (1965, 326192026), (2830, 226490223), (3013, 212733930), (3930, 163096013), (4245, 150993482), (6026, 106366965), (6509, 98474010), (8490, 75496741), (9039, 70911310), (13018, 49237005), (15065, 42546786), (18078, 35455655), (19527, 32824670), (25057, 25580370), (30130, 21273393), (32545, 19694802), (37073, 17289330), (39054, 16412335), (45195, 14182262), (50114, 12790185), (65090, 9847401), (74146, 8644665), (75171, 8526790), (90390, 7091131), (97635, 6564934), (111219, 5763110), (125285, 5116074), (150342, 4263395), (185365, 3457866), (195270, 3282467), (222438, 2881555), (250570, 2558037), (370730, 1728933), (375855, 1705358), (556095, 1152622), (576311, 1112190), (751710, 852679)]