289718910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1399}}^1$

素因数の和:1487

約数の個数: 128

約数和(自身を含む): 846720000

約数和(自身を除く): 557001090

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 59, 65, 78, 90, 117, 118, 130, 135, 177, 195, 234, 270, 295, 351, 354, 390, 531, 585, 590, 702, 767, 885, 1062, 1170, 1399, 1534, 1593, 1755, 1770, 2301, 2655, 2798, 3186, 3510, 3835, 4197, 4602, 5310, 6903, 6995, 7670, 7965, 8394, 11505, 12591, 13806, 13990, 15930, 18187, 20709, 20985, 23010, 25182, 34515, 36374, 37773, 41418, 41970, 54561, 62955, 69030, 75546, 82541, 90935, 103545, 109122, 125910, 163683, 165082, 181870, 188865, 207090, 247623, 272805, 327366, 377730, 412705, 491049, 495246, 545610, 742869, 818415, 825410, 982098, 1073033, 1238115, 1485738, 1636830, 2146066, 2228607, 2455245, 2476230, 3219099, 3714345, 4457214, 4910490, 5365165, 6438198, 7428690, 9657297, 10730330, 11143035, 16095495, 19314594, 22286070, 28971891, 32190990, 48286485, 57943782, 96572970, 144859455, 289718910]

約数ペア:

[(1, 289718910), (2, 144859455), (3, 96572970), (5, 57943782), (6, 48286485), (9, 32190990), (10, 28971891), (13, 22286070), (15, 19314594), (18, 16095495), (26, 11143035), (27, 10730330), (30, 9657297), (39, 7428690), (45, 6438198), (54, 5365165), (59, 4910490), (65, 4457214), (78, 3714345), (90, 3219099), (117, 2476230), (118, 2455245), (130, 2228607), (135, 2146066), (177, 1636830), (195, 1485738), (234, 1238115), (270, 1073033), (295, 982098), (351, 825410), (354, 818415), (390, 742869), (531, 545610), (585, 495246), (590, 491049), (702, 412705), (767, 377730), (885, 327366), (1062, 272805), (1170, 247623), (1399, 207090), (1534, 188865), (1593, 181870), (1755, 165082), (1770, 163683), (2301, 125910), (2655, 109122), (2798, 103545), (3186, 90935), (3510, 82541), (3835, 75546), (4197, 69030), (4602, 62955), (5310, 54561), (6903, 41970), (6995, 41418), (7670, 37773), (7965, 36374), (8394, 34515), (11505, 25182), (12591, 23010), (13806, 20985), (13990, 20709), (15930, 18187)]