170221620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 517289472

約数和(自身を除く): 347067852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 173, 186, 230, 276, 310, 345, 346, 372, 460, 465, 519, 529, 620, 690, 692, 713, 865, 930, 1038, 1058, 1380, 1426, 1587, 1730, 1860, 2076, 2116, 2139, 2595, 2645, 2852, 3174, 3460, 3565, 3979, 4278, 5190, 5290, 5363, 6348, 7130, 7935, 7958, 8556, 10380, 10580, 10695, 10726, 11937, 14260, 15870, 15916, 16089, 16399, 19895, 21390, 21452, 23874, 26815, 31740, 32178, 32798, 39790, 42780, 47748, 49197, 53630, 59685, 64356, 65596, 79580, 80445, 81995, 91517, 98394, 107260, 119370, 123349, 160890, 163990, 183034, 196788, 238740, 245985, 246698, 274551, 321780, 327980, 366068, 370047, 457585, 491970, 493396, 549102, 616745, 740094, 915170, 983940, 1098204, 1233490, 1372755, 1480188, 1830340, 1850235, 2466980, 2745510, 2837027, 3700470, 5491020, 5674054, 7400940, 8511081, 11348108, 14185135, 17022162, 28370270, 34044324, 42555405, 56740540, 85110810, 170221620]

約数ペア:

[(1, 170221620), (2, 85110810), (3, 56740540), (4, 42555405), (5, 34044324), (6, 28370270), (10, 17022162), (12, 14185135), (15, 11348108), (20, 8511081), (23, 7400940), (30, 5674054), (31, 5491020), (46, 3700470), (60, 2837027), (62, 2745510), (69, 2466980), (92, 1850235), (93, 1830340), (115, 1480188), (124, 1372755), (138, 1233490), (155, 1098204), (173, 983940), (186, 915170), (230, 740094), (276, 616745), (310, 549102), (345, 493396), (346, 491970), (372, 457585), (460, 370047), (465, 366068), (519, 327980), (529, 321780), (620, 274551), (690, 246698), (692, 245985), (713, 238740), (865, 196788), (930, 183034), (1038, 163990), (1058, 160890), (1380, 123349), (1426, 119370), (1587, 107260), (1730, 98394), (1860, 91517), (2076, 81995), (2116, 80445), (2139, 79580), (2595, 65596), (2645, 64356), (2852, 59685), (3174, 53630), (3460, 49197), (3565, 47748), (3979, 42780), (4278, 39790), (5190, 32798), (5290, 32178), (5363, 31740), (6348, 26815), (7130, 23874), (7935, 21452), (7958, 21390), (8556, 19895), (10380, 16399), (10580, 16089), (10695, 15916), (10726, 15870), (11937, 14260)]