280835200

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 758880000

約数和(自身を除く): 478044800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 64, 76, 80, 95, 100, 124, 128, 149, 152, 155, 160, 190, 200, 248, 298, 304, 310, 320, 380, 400, 475, 496, 589, 596, 608, 620, 640, 745, 760, 775, 800, 950, 992, 1178, 1192, 1216, 1240, 1490, 1520, 1550, 1600, 1900, 1984, 2356, 2384, 2432, 2480, 2831, 2945, 2980, 3040, 3100, 3200, 3725, 3800, 3968, 4619, 4712, 4768, 4960, 5662, 5890, 5960, 6080, 6200, 7450, 7600, 9238, 9424, 9536, 9920, 11324, 11780, 11920, 12160, 12400, 14155, 14725, 14900, 15200, 18476, 18848, 19072, 19840, 22648, 23095, 23560, 23840, 24800, 28310, 29450, 29800, 30400, 36952, 37696, 45296, 46190, 47120, 47680, 49600, 56620, 58900, 59600, 60800, 70775, 73904, 75392, 87761, 90592, 92380, 94240, 95360, 99200, 113240, 115475, 117800, 119200, 141550, 147808, 175522, 181184, 184760, 188480, 226480, 230950, 235600, 238400, 283100, 295616, 351044, 362368, 369520, 376960, 438805, 452960, 461900, 471200, 476800, 566200, 591232, 702088, 739040, 877610, 905920, 923800, 942400, 1132400, 1404176, 1478080, 1755220, 1811840, 1847600, 1884800, 2194025, 2264800, 2808352, 2956160, 3510440, 3695200, 4388050, 4529600, 5616704, 7020880, 7390400, 8776100, 9059200, 11233408, 14041760, 14780800, 17552200, 28083520, 35104400, 56167040, 70208800, 140417600, 280835200]

約数ペア:

[(1, 280835200), (2, 140417600), (4, 70208800), (5, 56167040), (8, 35104400), (10, 28083520), (16, 17552200), (19, 14780800), (20, 14041760), (25, 11233408), (31, 9059200), (32, 8776100), (38, 7390400), (40, 7020880), (50, 5616704), (62, 4529600), (64, 4388050), (76, 3695200), (80, 3510440), (95, 2956160), (100, 2808352), (124, 2264800), (128, 2194025), (149, 1884800), (152, 1847600), (155, 1811840), (160, 1755220), (190, 1478080), (200, 1404176), (248, 1132400), (298, 942400), (304, 923800), (310, 905920), (320, 877610), (380, 739040), (400, 702088), (475, 591232), (496, 566200), (589, 476800), (596, 471200), (608, 461900), (620, 452960), (640, 438805), (745, 376960), (760, 369520), (775, 362368), (800, 351044), (950, 295616), (992, 283100), (1178, 238400), (1192, 235600), (1216, 230950), (1240, 226480), (1490, 188480), (1520, 184760), (1550, 181184), (1600, 175522), (1900, 147808), (1984, 141550), (2356, 119200), (2384, 117800), (2432, 115475), (2480, 113240), (2831, 99200), (2945, 95360), (2980, 94240), (3040, 92380), (3100, 90592), (3200, 87761), (3725, 75392), (3800, 73904), (3968, 70775), (4619, 60800), (4712, 59600), (4768, 58900), (4960, 56620), (5662, 49600), (5890, 47680), (5960, 47120), (6080, 46190), (6200, 45296), (7450, 37696), (7600, 36952), (9238, 30400), (9424, 29800), (9536, 29450), (9920, 28310), (11324, 24800), (11780, 23840), (11920, 23560), (12160, 23095), (12400, 22648), (14155, 19840), (14725, 19072), (14900, 18848), (15200, 18476)]