1660377420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13913}}^1$

素因数の和:13961

約数の個数: 192

約数和(自身を含む): 5890631040

約数和(自身を除く): 4230253620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 340, 351, 390, 442, 459, 468, 510, 540, 585, 612, 663, 702, 765, 780, 884, 918, 1020, 1105, 1170, 1326, 1404, 1530, 1755, 1836, 1989, 2210, 2295, 2340, 2652, 3060, 3315, 3510, 3978, 4420, 4590, 5967, 6630, 7020, 7956, 9180, 9945, 11934, 13260, 13913, 19890, 23868, 27826, 29835, 39780, 41739, 55652, 59670, 69565, 83478, 119340, 125217, 139130, 166956, 180869, 208695, 236521, 250434, 278260, 361738, 375651, 417390, 473042, 500868, 542607, 626085, 709563, 723476, 751302, 834780, 904345, 946084, 1085214, 1182605, 1252170, 1419126, 1502604, 1627821, 1808690, 1878255, 2128689, 2170428, 2365210, 2504340, 2713035, 2838252, 3074773, 3255642, 3547815, 3617380, 3756510, 4257378, 4730420, 4883463, 5426070, 6149546, 6386067, 6511284, 7095630, 7513020, 8139105, 8514756, 9224319, 9766926, 10643445, 10852140, 12299092, 12772134, 14191260, 15373865, 16278210, 18448638, 19533852, 21286890, 24417315, 25544268, 27672957, 30747730, 31930335, 32556420, 36897276, 42573780, 46121595, 48834630, 55345914, 61495460, 63860670, 83018871, 92243190, 97669260, 110691828, 127721340, 138364785, 166037742, 184486380, 276729570, 332075484, 415094355, 553459140, 830188710, 1660377420]

約数ペア:

[(1, 1660377420), (2, 830188710), (3, 553459140), (4, 415094355), (5, 332075484), (6, 276729570), (9, 184486380), (10, 166037742), (12, 138364785), (13, 127721340), (15, 110691828), (17, 97669260), (18, 92243190), (20, 83018871), (26, 63860670), (27, 61495460), (30, 55345914), (34, 48834630), (36, 46121595), (39, 42573780), (45, 36897276), (51, 32556420), (52, 31930335), (54, 30747730), (60, 27672957), (65, 25544268), (68, 24417315), (78, 21286890), (85, 19533852), (90, 18448638), (102, 16278210), (108, 15373865), (117, 14191260), (130, 12772134), (135, 12299092), (153, 10852140), (156, 10643445), (170, 9766926), (180, 9224319), (195, 8514756), (204, 8139105), (221, 7513020), (234, 7095630), (255, 6511284), (260, 6386067), (270, 6149546), (306, 5426070), (340, 4883463), (351, 4730420), (390, 4257378), (442, 3756510), (459, 3617380), (468, 3547815), (510, 3255642), (540, 3074773), (585, 2838252), (612, 2713035), (663, 2504340), (702, 2365210), (765, 2170428), (780, 2128689), (884, 1878255), (918, 1808690), (1020, 1627821), (1105, 1502604), (1170, 1419126), (1326, 1252170), (1404, 1182605), (1530, 1085214), (1755, 946084), (1836, 904345), (1989, 834780), (2210, 751302), (2295, 723476), (2340, 709563), (2652, 626085), (3060, 542607), (3315, 500868), (3510, 473042), (3978, 417390), (4420, 375651), (4590, 361738), (5967, 278260), (6630, 250434), (7020, 236521), (7956, 208695), (9180, 180869), (9945, 166956), (11934, 139130), (13260, 125217), (13913, 119340), (19890, 83478), (23868, 69565), (27826, 59670), (29835, 55652), (39780, 41739)]