1299720960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{439}}^1$

素因数の和:723

約数の個数: 216

約数和(自身を含む): 4524680160

約数和(自身を除く): 3224959200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 257, 288, 320, 360, 384, 439, 480, 514, 576, 640, 720, 768, 771, 878, 960, 1028, 1152, 1280, 1285, 1317, 1440, 1542, 1756, 1920, 2056, 2195, 2304, 2313, 2570, 2634, 2880, 3084, 3512, 3840, 3855, 3951, 4112, 4390, 4626, 5140, 5268, 5760, 6168, 6585, 7024, 7710, 7902, 8224, 8780, 9252, 10280, 10536, 11520, 11565, 12336, 13170, 14048, 15420, 15804, 16448, 17560, 18504, 19755, 20560, 21072, 23130, 24672, 26340, 28096, 30840, 31608, 32896, 35120, 37008, 39510, 41120, 42144, 46260, 49344, 52680, 56192, 61680, 63216, 65792, 70240, 74016, 79020, 82240, 84288, 92520, 98688, 105360, 112384, 112823, 123360, 126432, 140480, 148032, 158040, 164480, 168576, 185040, 197376, 210720, 225646, 246720, 252864, 280960, 296064, 316080, 328960, 337152, 338469, 370080, 421440, 451292, 493440, 505728, 561920, 564115, 592128, 632160, 676938, 740160, 842880, 902584, 986880, 1011456, 1015407, 1128230, 1264320, 1353876, 1480320, 1685760, 1692345, 1805168, 2030814, 2256460, 2528640, 2707752, 2960640, 3384690, 3610336, 4061628, 4512920, 5057280, 5077035, 5415504, 6769380, 7220672, 8123256, 9025840, 10154070, 10831008, 13538760, 14441344, 16246512, 18051680, 20308140, 21662016, 27077520, 28882688, 32493024, 36103360, 40616280, 43324032, 54155040, 64986048, 72206720, 81232560, 86648064, 108310080, 129972096, 144413440, 162465120, 216620160, 259944192, 324930240, 433240320, 649860480, 1299720960]

約数ペア:

[(1, 1299720960), (2, 649860480), (3, 433240320), (4, 324930240), (5, 259944192), (6, 216620160), (8, 162465120), (9, 144413440), (10, 129972096), (12, 108310080), (15, 86648064), (16, 81232560), (18, 72206720), (20, 64986048), (24, 54155040), (30, 43324032), (32, 40616280), (36, 36103360), (40, 32493024), (45, 28882688), (48, 27077520), (60, 21662016), (64, 20308140), (72, 18051680), (80, 16246512), (90, 14441344), (96, 13538760), (120, 10831008), (128, 10154070), (144, 9025840), (160, 8123256), (180, 7220672), (192, 6769380), (240, 5415504), (256, 5077035), (257, 5057280), (288, 4512920), (320, 4061628), (360, 3610336), (384, 3384690), (439, 2960640), (480, 2707752), (514, 2528640), (576, 2256460), (640, 2030814), (720, 1805168), (768, 1692345), (771, 1685760), (878, 1480320), (960, 1353876), (1028, 1264320), (1152, 1128230), (1280, 1015407), (1285, 1011456), (1317, 986880), (1440, 902584), (1542, 842880), (1756, 740160), (1920, 676938), (2056, 632160), (2195, 592128), (2304, 564115), (2313, 561920), (2570, 505728), (2634, 493440), (2880, 451292), (3084, 421440), (3512, 370080), (3840, 338469), (3855, 337152), (3951, 328960), (4112, 316080), (4390, 296064), (4626, 280960), (5140, 252864), (5268, 246720), (5760, 225646), (6168, 210720), (6585, 197376), (7024, 185040), (7710, 168576), (7902, 164480), (8224, 158040), (8780, 148032), (9252, 140480), (10280, 126432), (10536, 123360), (11520, 112823), (11565, 112384), (12336, 105360), (13170, 98688), (14048, 92520), (15420, 84288), (15804, 82240), (16448, 79020), (17560, 74016), (18504, 70240), (19755, 65792), (20560, 63216), (21072, 61680), (23130, 56192), (24672, 52680), (26340, 49344), (28096, 46260), (30840, 42144), (31608, 41120), (32896, 39510), (35120, 37008)]