190048820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 447068160

約数和(自身を除く): 257019340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 89, 130, 172, 178, 191, 215, 260, 356, 382, 430, 445, 559, 764, 860, 890, 955, 1118, 1157, 1780, 1910, 2236, 2314, 2483, 2795, 3820, 3827, 4628, 4966, 5590, 5785, 7654, 8213, 9932, 11180, 11570, 12415, 15308, 16426, 16999, 19135, 23140, 24830, 32852, 33998, 38270, 41065, 49660, 49751, 67996, 76540, 82130, 84995, 99502, 106769, 164260, 169990, 199004, 213538, 220987, 248755, 339980, 427076, 441974, 497510, 533845, 730957, 883948, 995020, 1067690, 1104935, 1461914, 2135380, 2209870, 2923828, 3654785, 4419740, 7309570, 9502441, 14619140, 19004882, 38009764, 47512205, 95024410, 190048820]

約数ペア:

[(1, 190048820), (2, 95024410), (4, 47512205), (5, 38009764), (10, 19004882), (13, 14619140), (20, 9502441), (26, 7309570), (43, 4419740), (52, 3654785), (65, 2923828), (86, 2209870), (89, 2135380), (130, 1461914), (172, 1104935), (178, 1067690), (191, 995020), (215, 883948), (260, 730957), (356, 533845), (382, 497510), (430, 441974), (445, 427076), (559, 339980), (764, 248755), (860, 220987), (890, 213538), (955, 199004), (1118, 169990), (1157, 164260), (1780, 106769), (1910, 99502), (2236, 84995), (2314, 82130), (2483, 76540), (2795, 67996), (3820, 49751), (3827, 49660), (4628, 41065), (4966, 38270), (5590, 33998), (5785, 32852), (7654, 24830), (8213, 23140), (9932, 19135), (11180, 16999), (11570, 16426), (12415, 15308)]