61328120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 167961600

約数和(自身を除く): 106633480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 89, 92, 107, 115, 140, 161, 178, 184, 214, 230, 280, 322, 356, 428, 445, 460, 535, 623, 644, 712, 749, 805, 856, 890, 920, 1070, 1246, 1288, 1498, 1610, 1780, 2047, 2140, 2461, 2492, 2996, 3115, 3220, 3560, 3745, 4094, 4280, 4922, 4984, 5992, 6230, 6440, 7490, 8188, 9523, 9844, 10235, 12305, 12460, 14329, 14980, 16376, 17227, 19046, 19688, 20470, 24610, 24920, 28658, 29960, 34454, 38092, 40940, 47615, 49220, 57316, 66661, 68908, 71645, 76184, 81880, 86135, 95230, 98440, 114632, 133322, 137816, 143290, 172270, 190460, 219029, 266644, 286580, 333305, 344540, 380920, 438058, 533288, 573160, 666610, 689080, 876116, 1095145, 1333220, 1533203, 1752232, 2190290, 2666440, 3066406, 4380580, 6132812, 7666015, 8761160, 12265624, 15332030, 30664060, 61328120]

約数ペア:

[(1, 61328120), (2, 30664060), (4, 15332030), (5, 12265624), (7, 8761160), (8, 7666015), (10, 6132812), (14, 4380580), (20, 3066406), (23, 2666440), (28, 2190290), (35, 1752232), (40, 1533203), (46, 1333220), (56, 1095145), (70, 876116), (89, 689080), (92, 666610), (107, 573160), (115, 533288), (140, 438058), (161, 380920), (178, 344540), (184, 333305), (214, 286580), (230, 266644), (280, 219029), (322, 190460), (356, 172270), (428, 143290), (445, 137816), (460, 133322), (535, 114632), (623, 98440), (644, 95230), (712, 86135), (749, 81880), (805, 76184), (856, 71645), (890, 68908), (920, 66661), (1070, 57316), (1246, 49220), (1288, 47615), (1498, 40940), (1610, 38092), (1780, 34454), (2047, 29960), (2140, 28658), (2461, 24920), (2492, 24610), (2996, 20470), (3115, 19688), (3220, 19046), (3560, 17227), (3745, 16376), (4094, 14980), (4280, 14329), (4922, 12460), (4984, 12305), (5992, 10235), (6230, 9844), (6440, 9523), (7490, 8188)]