720652140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1801}}^1$

素因数の和:1854

約数の個数: 240

約数和(自身を含む): 2564173920

約数和(自身を除く): 1843521780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 81, 90, 95, 108, 114, 117, 130, 135, 156, 162, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 324, 342, 351, 380, 390, 405, 468, 494, 513, 540, 570, 585, 684, 702, 741, 780, 810, 855, 988, 1026, 1053, 1140, 1170, 1235, 1404, 1482, 1539, 1620, 1710, 1755, 1801, 2052, 2106, 2223, 2340, 2470, 2565, 2964, 3078, 3420, 3510, 3602, 3705, 4212, 4446, 4940, 5130, 5265, 5403, 6156, 6669, 7020, 7204, 7410, 7695, 8892, 9005, 10260, 10530, 10806, 11115, 13338, 14820, 15390, 16209, 18010, 20007, 21060, 21612, 22230, 23413, 26676, 27015, 30780, 32418, 33345, 34219, 36020, 40014, 44460, 46826, 48627, 54030, 64836, 66690, 68438, 70239, 80028, 81045, 93652, 97254, 100035, 102657, 108060, 117065, 133380, 136876, 140478, 145881, 162090, 171095, 194508, 200070, 205314, 210717, 234130, 243135, 280956, 291762, 307971, 324180, 342190, 351195, 400140, 410628, 421434, 444847, 468260, 486270, 513285, 583524, 615942, 632151, 684380, 702390, 729405, 842868, 889694, 923913, 972540, 1026570, 1053585, 1231884, 1264302, 1334541, 1404780, 1458810, 1539855, 1779388, 1847826, 1896453, 2053140, 2107170, 2224235, 2528604, 2669082, 2771739, 2917620, 3079710, 3160755, 3695652, 3792906, 4003623, 4214340, 4448470, 4619565, 5338164, 5543478, 6159420, 6321510, 6672705, 7585812, 8007246, 8896940, 9239130, 9482265, 11086956, 12010869, 12643020, 13345410, 13858695, 16014492, 18478260, 18964530, 20018115, 24021738, 26690820, 27717390, 36032607, 37929060, 40036230, 48043476, 55434780, 60054345, 72065214, 80072460, 120108690, 144130428, 180163035, 240217380, 360326070, 720652140]

約数ペア:

[(1, 720652140), (2, 360326070), (3, 240217380), (4, 180163035), (5, 144130428), (6, 120108690), (9, 80072460), (10, 72065214), (12, 60054345), (13, 55434780), (15, 48043476), (18, 40036230), (19, 37929060), (20, 36032607), (26, 27717390), (27, 26690820), (30, 24021738), (36, 20018115), (38, 18964530), (39, 18478260), (45, 16014492), (52, 13858695), (54, 13345410), (57, 12643020), (60, 12010869), (65, 11086956), (76, 9482265), (78, 9239130), (81, 8896940), (90, 8007246), (95, 7585812), (108, 6672705), (114, 6321510), (117, 6159420), (130, 5543478), (135, 5338164), (156, 4619565), (162, 4448470), (171, 4214340), (180, 4003623), (190, 3792906), (195, 3695652), (228, 3160755), (234, 3079710), (247, 2917620), (260, 2771739), (270, 2669082), (285, 2528604), (324, 2224235), (342, 2107170), (351, 2053140), (380, 1896453), (390, 1847826), (405, 1779388), (468, 1539855), (494, 1458810), (513, 1404780), (540, 1334541), (570, 1264302), (585, 1231884), (684, 1053585), (702, 1026570), (741, 972540), (780, 923913), (810, 889694), (855, 842868), (988, 729405), (1026, 702390), (1053, 684380), (1140, 632151), (1170, 615942), (1235, 583524), (1404, 513285), (1482, 486270), (1539, 468260), (1620, 444847), (1710, 421434), (1755, 410628), (1801, 400140), (2052, 351195), (2106, 342190), (2223, 324180), (2340, 307971), (2470, 291762), (2565, 280956), (2964, 243135), (3078, 234130), (3420, 210717), (3510, 205314), (3602, 200070), (3705, 194508), (4212, 171095), (4446, 162090), (4940, 145881), (5130, 140478), (5265, 136876), (5403, 133380), (6156, 117065), (6669, 108060), (7020, 102657), (7204, 100035), (7410, 97254), (7695, 93652), (8892, 81045), (9005, 80028), (10260, 70239), (10530, 68438), (10806, 66690), (11115, 64836), (13338, 54030), (14820, 48627), (15390, 46826), (16209, 44460), (18010, 40014), (20007, 36020), (21060, 34219), (21612, 33345), (22230, 32418), (23413, 30780), (26676, 27015)]