234422440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 637632000

約数和(自身を除く): 403209560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 89, 92, 115, 140, 161, 178, 184, 230, 280, 322, 356, 409, 445, 460, 623, 644, 712, 805, 818, 890, 920, 1246, 1288, 1610, 1636, 1780, 2045, 2047, 2492, 2863, 3115, 3220, 3272, 3560, 4090, 4094, 4984, 5726, 6230, 6440, 8180, 8188, 9407, 10235, 11452, 12460, 14315, 14329, 16360, 16376, 18814, 20470, 22904, 24920, 28630, 28658, 36401, 37628, 40940, 47035, 57260, 57316, 65849, 71645, 72802, 75256, 81880, 94070, 114520, 114632, 131698, 143290, 145604, 182005, 188140, 254807, 263396, 286580, 291208, 329245, 364010, 376280, 509614, 526792, 573160, 658490, 728020, 837223, 1019228, 1274035, 1316980, 1456040, 1674446, 2038456, 2548070, 2633960, 3348892, 4186115, 5096140, 5860561, 6697784, 8372230, 10192280, 11721122, 16744460, 23442244, 29302805, 33488920, 46884488, 58605610, 117211220, 234422440]

約数ペア:

[(1, 234422440), (2, 117211220), (4, 58605610), (5, 46884488), (7, 33488920), (8, 29302805), (10, 23442244), (14, 16744460), (20, 11721122), (23, 10192280), (28, 8372230), (35, 6697784), (40, 5860561), (46, 5096140), (56, 4186115), (70, 3348892), (89, 2633960), (92, 2548070), (115, 2038456), (140, 1674446), (161, 1456040), (178, 1316980), (184, 1274035), (230, 1019228), (280, 837223), (322, 728020), (356, 658490), (409, 573160), (445, 526792), (460, 509614), (623, 376280), (644, 364010), (712, 329245), (805, 291208), (818, 286580), (890, 263396), (920, 254807), (1246, 188140), (1288, 182005), (1610, 145604), (1636, 143290), (1780, 131698), (2045, 114632), (2047, 114520), (2492, 94070), (2863, 81880), (3115, 75256), (3220, 72802), (3272, 71645), (3560, 65849), (4090, 57316), (4094, 57260), (4984, 47035), (5726, 40940), (6230, 37628), (6440, 36401), (8180, 28658), (8188, 28630), (9407, 24920), (10235, 22904), (11452, 20470), (12460, 18814), (14315, 16376), (14329, 16360)]