19973922480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1\times {\mathrm{1489}}^1$

素因数の和:2140

約数の個数: 240

約数和(自身を含む): 69404724480

約数和(自身を除く): 49430802000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 601, 620, 720, 744, 930, 1116, 1202, 1240, 1395, 1488, 1489, 1803, 1860, 2232, 2404, 2480, 2790, 2978, 3005, 3606, 3720, 4464, 4467, 4808, 5409, 5580, 5956, 6010, 7212, 7440, 7445, 8934, 9015, 9616, 10818, 11160, 11912, 12020, 13401, 14424, 14890, 17868, 18030, 18631, 21636, 22320, 22335, 23824, 24040, 26802, 27045, 28848, 29780, 35736, 36060, 37262, 43272, 44670, 46159, 48080, 53604, 54090, 55893, 59560, 67005, 71472, 72120, 74524, 86544, 89340, 92318, 93155, 107208, 108180, 111786, 119120, 134010, 138477, 144240, 149048, 167679, 178680, 184636, 186310, 214416, 216360, 223572, 230795, 268020, 276954, 279465, 298096, 335358, 357360, 369272, 372620, 415431, 432720, 447144, 461590, 536040, 553908, 558930, 670716, 692385, 738544, 745240, 830862, 838395, 894288, 894889, 923180, 1072080, 1107816, 1117860, 1341432, 1384770, 1490480, 1661724, 1676790, 1789778, 1846360, 2077155, 2215632, 2235720, 2682864, 2684667, 2769540, 3323448, 3353580, 3579556, 3692720, 4154310, 4471440, 4474445, 5369334, 5539080, 6646896, 6707160, 7159112, 8054001, 8308620, 8948890, 10738668, 11078160, 13414320, 13423335, 14318224, 16108002, 16617240, 17897780, 21477336, 26846670, 27741559, 32216004, 33234480, 35795560, 40270005, 42954672, 53693340, 55483118, 64432008, 71591120, 80540010, 83224677, 107386680, 110966236, 128864016, 138707795, 161080020, 166449354, 214773360, 221932472, 249674031, 277415590, 322160040, 332898708, 416123385, 443864944, 499348062, 554831180, 644320080, 665797416, 832246770, 998696124, 1109662360, 1248370155, 1331594832, 1664493540, 1997392248, 2219324720, 2496740310, 3328987080, 3994784496, 4993480620, 6657974160, 9986961240, 19973922480]

約数ペア:

[(1, 19973922480), (2, 9986961240), (3, 6657974160), (4, 4993480620), (5, 3994784496), (6, 3328987080), (8, 2496740310), (9, 2219324720), (10, 1997392248), (12, 1664493540), (15, 1331594832), (16, 1248370155), (18, 1109662360), (20, 998696124), (24, 832246770), (30, 665797416), (31, 644320080), (36, 554831180), (40, 499348062), (45, 443864944), (48, 416123385), (60, 332898708), (62, 322160040), (72, 277415590), (80, 249674031), (90, 221932472), (93, 214773360), (120, 166449354), (124, 161080020), (144, 138707795), (155, 128864016), (180, 110966236), (186, 107386680), (240, 83224677), (248, 80540010), (279, 71591120), (310, 64432008), (360, 55483118), (372, 53693340), (465, 42954672), (496, 40270005), (558, 35795560), (601, 33234480), (620, 32216004), (720, 27741559), (744, 26846670), (930, 21477336), (1116, 17897780), (1202, 16617240), (1240, 16108002), (1395, 14318224), (1488, 13423335), (1489, 13414320), (1803, 11078160), (1860, 10738668), (2232, 8948890), (2404, 8308620), (2480, 8054001), (2790, 7159112), (2978, 6707160), (3005, 6646896), (3606, 5539080), (3720, 5369334), (4464, 4474445), (4467, 4471440), (4808, 4154310), (5409, 3692720), (5580, 3579556), (5956, 3353580), (6010, 3323448), (7212, 2769540), (7440, 2684667), (7445, 2682864), (8934, 2235720), (9015, 2215632), (9616, 2077155), (10818, 1846360), (11160, 1789778), (11912, 1676790), (12020, 1661724), (13401, 1490480), (14424, 1384770), (14890, 1341432), (17868, 1117860), (18030, 1107816), (18631, 1072080), (21636, 923180), (22320, 894889), (22335, 894288), (23824, 838395), (24040, 830862), (26802, 745240), (27045, 738544), (28848, 692385), (29780, 670716), (35736, 558930), (36060, 553908), (37262, 536040), (43272, 461590), (44670, 447144), (46159, 432720), (48080, 415431), (53604, 372620), (54090, 369272), (55893, 357360), (59560, 335358), (67005, 298096), (71472, 279465), (72120, 276954), (74524, 268020), (86544, 230795), (89340, 223572), (92318, 216360), (93155, 214416), (107208, 186310), (108180, 184636), (111786, 178680), (119120, 167679), (134010, 149048), (138477, 144240)]