681094440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:521

約数の個数: 256

約数和(自身を含む): 2469600000

約数和(自身を除く): 1788505560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 139, 156, 180, 195, 216, 234, 260, 270, 278, 312, 349, 351, 360, 390, 417, 468, 520, 540, 556, 585, 695, 698, 702, 780, 834, 936, 1047, 1080, 1112, 1170, 1251, 1390, 1396, 1404, 1560, 1668, 1745, 1755, 1807, 2085, 2094, 2340, 2502, 2780, 2792, 2808, 3141, 3336, 3490, 3510, 3614, 3753, 4170, 4188, 4537, 4680, 5004, 5235, 5421, 5560, 6255, 6282, 6980, 7020, 7228, 7506, 8340, 8376, 9035, 9074, 9423, 10008, 10470, 10842, 12510, 12564, 13611, 13960, 14040, 14456, 15012, 15705, 16263, 16680, 18070, 18148, 18765, 18846, 20940, 21684, 22685, 25020, 25128, 27105, 27222, 30024, 31410, 32526, 36140, 36296, 37530, 37692, 40833, 41880, 43368, 45370, 47115, 48511, 48789, 50040, 54210, 54444, 62820, 65052, 68055, 72280, 75060, 75384, 81315, 81666, 90740, 94230, 97022, 97578, 108420, 108888, 122499, 125640, 130104, 136110, 145533, 150120, 162630, 163332, 181480, 188460, 194044, 195156, 204165, 216840, 242555, 243945, 244998, 272220, 291066, 325260, 326664, 376920, 388088, 390312, 408330, 436599, 485110, 487890, 489996, 544440, 582132, 612495, 630643, 650520, 727665, 816660, 873198, 970220, 975780, 979992, 1164264, 1224990, 1261286, 1309797, 1455330, 1633320, 1746396, 1891929, 1940440, 1951560, 2182995, 2449980, 2522572, 2619594, 2910660, 3153215, 3492792, 3783858, 4365990, 4899960, 5045144, 5239188, 5675787, 5821320, 6306430, 6548985, 7567716, 8731980, 9459645, 10478376, 11351574, 12612860, 13097970, 15135432, 17027361, 17463960, 18919290, 22703148, 25225720, 26195940, 28378935, 34054722, 37838580, 45406296, 52391880, 56757870, 68109444, 75677160, 85136805, 113515740, 136218888, 170273610, 227031480, 340547220, 681094440]

約数ペア:

[(1, 681094440), (2, 340547220), (3, 227031480), (4, 170273610), (5, 136218888), (6, 113515740), (8, 85136805), (9, 75677160), (10, 68109444), (12, 56757870), (13, 52391880), (15, 45406296), (18, 37838580), (20, 34054722), (24, 28378935), (26, 26195940), (27, 25225720), (30, 22703148), (36, 18919290), (39, 17463960), (40, 17027361), (45, 15135432), (52, 13097970), (54, 12612860), (60, 11351574), (65, 10478376), (72, 9459645), (78, 8731980), (90, 7567716), (104, 6548985), (108, 6306430), (117, 5821320), (120, 5675787), (130, 5239188), (135, 5045144), (139, 4899960), (156, 4365990), (180, 3783858), (195, 3492792), (216, 3153215), (234, 2910660), (260, 2619594), (270, 2522572), (278, 2449980), (312, 2182995), (349, 1951560), (351, 1940440), (360, 1891929), (390, 1746396), (417, 1633320), (468, 1455330), (520, 1309797), (540, 1261286), (556, 1224990), (585, 1164264), (695, 979992), (698, 975780), (702, 970220), (780, 873198), (834, 816660), (936, 727665), (1047, 650520), (1080, 630643), (1112, 612495), (1170, 582132), (1251, 544440), (1390, 489996), (1396, 487890), (1404, 485110), (1560, 436599), (1668, 408330), (1745, 390312), (1755, 388088), (1807, 376920), (2085, 326664), (2094, 325260), (2340, 291066), (2502, 272220), (2780, 244998), (2792, 243945), (2808, 242555), (3141, 216840), (3336, 204165), (3490, 195156), (3510, 194044), (3614, 188460), (3753, 181480), (4170, 163332), (4188, 162630), (4537, 150120), (4680, 145533), (5004, 136110), (5235, 130104), (5421, 125640), (5560, 122499), (6255, 108888), (6282, 108420), (6980, 97578), (7020, 97022), (7228, 94230), (7506, 90740), (8340, 81666), (8376, 81315), (9035, 75384), (9074, 75060), (9423, 72280), (10008, 68055), (10470, 65052), (10842, 62820), (12510, 54444), (12564, 54210), (13611, 50040), (13960, 48789), (14040, 48511), (14456, 47115), (15012, 45370), (15705, 43368), (16263, 41880), (16680, 40833), (18070, 37692), (18148, 37530), (18765, 36296), (18846, 36140), (20940, 32526), (21684, 31410), (22685, 30024), (25020, 27222), (25128, 27105)]