253965060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 792529920

約数和(自身を除く): 538564860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 89, 90, 166, 178, 180, 191, 249, 267, 332, 356, 382, 415, 445, 498, 534, 573, 747, 764, 801, 830, 890, 955, 996, 1068, 1146, 1245, 1335, 1494, 1602, 1660, 1719, 1780, 1910, 2292, 2490, 2670, 2865, 2988, 3204, 3438, 3735, 3820, 4005, 4980, 5340, 5730, 6876, 7387, 7470, 8010, 8595, 11460, 14774, 14940, 15853, 16020, 16999, 17190, 22161, 29548, 31706, 33998, 34380, 36935, 44322, 47559, 50997, 63412, 66483, 67996, 73870, 79265, 84995, 88644, 95118, 101994, 110805, 132966, 142677, 147740, 152991, 158530, 169990, 190236, 203988, 221610, 237795, 254985, 265932, 285354, 305982, 317060, 332415, 339980, 443220, 475590, 509970, 570708, 611964, 664830, 713385, 764955, 951180, 1019940, 1329660, 1410917, 1426770, 1529910, 2821834, 2853540, 3059820, 4232751, 5643668, 7054585, 8465502, 12698253, 14109170, 16931004, 21163755, 25396506, 28218340, 42327510, 50793012, 63491265, 84655020, 126982530, 253965060]

約数ペア:

[(1, 253965060), (2, 126982530), (3, 84655020), (4, 63491265), (5, 50793012), (6, 42327510), (9, 28218340), (10, 25396506), (12, 21163755), (15, 16931004), (18, 14109170), (20, 12698253), (30, 8465502), (36, 7054585), (45, 5643668), (60, 4232751), (83, 3059820), (89, 2853540), (90, 2821834), (166, 1529910), (178, 1426770), (180, 1410917), (191, 1329660), (249, 1019940), (267, 951180), (332, 764955), (356, 713385), (382, 664830), (415, 611964), (445, 570708), (498, 509970), (534, 475590), (573, 443220), (747, 339980), (764, 332415), (801, 317060), (830, 305982), (890, 285354), (955, 265932), (996, 254985), (1068, 237795), (1146, 221610), (1245, 203988), (1335, 190236), (1494, 169990), (1602, 158530), (1660, 152991), (1719, 147740), (1780, 142677), (1910, 132966), (2292, 110805), (2490, 101994), (2670, 95118), (2865, 88644), (2988, 84995), (3204, 79265), (3438, 73870), (3735, 67996), (3820, 66483), (4005, 63412), (4980, 50997), (5340, 47559), (5730, 44322), (6876, 36935), (7387, 34380), (7470, 33998), (8010, 31706), (8595, 29548), (11460, 22161), (14774, 17190), (14940, 16999), (15853, 16020)]