2065256520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{1087}}^1$

素因数の和:1395

約数の個数: 128

約数和(自身を含む): 6317015040

約数和(自身を除く): 4251758520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 223, 284, 355, 426, 446, 568, 669, 710, 852, 892, 1065, 1087, 1115, 1338, 1420, 1704, 1784, 2130, 2174, 2230, 2676, 2840, 3261, 3345, 4260, 4348, 4460, 5352, 5435, 6522, 6690, 8520, 8696, 8920, 10870, 13044, 13380, 15833, 16305, 21740, 26088, 26760, 31666, 32610, 43480, 47499, 63332, 65220, 77177, 79165, 94998, 126664, 130440, 154354, 158330, 189996, 231531, 237495, 242401, 308708, 316660, 379992, 385885, 463062, 474990, 484802, 617416, 633320, 727203, 771770, 926124, 949980, 969604, 1157655, 1212005, 1454406, 1543540, 1852248, 1899960, 1939208, 2315310, 2424010, 2908812, 3087080, 3636015, 4630620, 4848020, 5817624, 7272030, 9261240, 9696040, 14544060, 17210471, 29088120, 34420942, 51631413, 68841884, 86052355, 103262826, 137683768, 172104710, 206525652, 258157065, 344209420, 413051304, 516314130, 688418840, 1032628260, 2065256520]

約数ペア:

[(1, 2065256520), (2, 1032628260), (3, 688418840), (4, 516314130), (5, 413051304), (6, 344209420), (8, 258157065), (10, 206525652), (12, 172104710), (15, 137683768), (20, 103262826), (24, 86052355), (30, 68841884), (40, 51631413), (60, 34420942), (71, 29088120), (120, 17210471), (142, 14544060), (213, 9696040), (223, 9261240), (284, 7272030), (355, 5817624), (426, 4848020), (446, 4630620), (568, 3636015), (669, 3087080), (710, 2908812), (852, 2424010), (892, 2315310), (1065, 1939208), (1087, 1899960), (1115, 1852248), (1338, 1543540), (1420, 1454406), (1704, 1212005), (1784, 1157655), (2130, 969604), (2174, 949980), (2230, 926124), (2676, 771770), (2840, 727203), (3261, 633320), (3345, 617416), (4260, 484802), (4348, 474990), (4460, 463062), (5352, 385885), (5435, 379992), (6522, 316660), (6690, 308708), (8520, 242401), (8696, 237495), (8920, 231531), (10870, 189996), (13044, 158330), (13380, 154354), (15833, 130440), (16305, 126664), (21740, 94998), (26088, 79165), (26760, 77177), (31666, 65220), (32610, 63332), (43480, 47499)]