490297680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1054

約数の個数: 240

約数和(自身を含む): 1787791824

約数和(自身を除く): 1297494144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 41, 45, 48, 51, 60, 68, 72, 80, 82, 85, 90, 102, 120, 123, 136, 144, 153, 164, 170, 180, 204, 205, 240, 246, 255, 272, 306, 328, 340, 360, 369, 408, 410, 492, 510, 612, 615, 656, 680, 697, 720, 738, 765, 816, 820, 977, 984, 1020, 1224, 1230, 1360, 1394, 1476, 1530, 1640, 1845, 1954, 1968, 2040, 2091, 2448, 2460, 2788, 2931, 2952, 3060, 3280, 3485, 3690, 3908, 4080, 4182, 4885, 4920, 5576, 5862, 5904, 6120, 6273, 6970, 7380, 7816, 8364, 8793, 9770, 9840, 10455, 11152, 11724, 12240, 12546, 13940, 14655, 14760, 15632, 16609, 16728, 17586, 19540, 20910, 23448, 25092, 27880, 29310, 29520, 31365, 33218, 33456, 35172, 39080, 40057, 41820, 43965, 46896, 49827, 50184, 55760, 58620, 62730, 66436, 70344, 78160, 80114, 83045, 83640, 87930, 99654, 100368, 117240, 120171, 125460, 132872, 140688, 149481, 160228, 166090, 167280, 175860, 199308, 200285, 234480, 240342, 249135, 250920, 265744, 298962, 320456, 332180, 351720, 360513, 398616, 400570, 480684, 498270, 501840, 597924, 600855, 640912, 664360, 680969, 703440, 721026, 747405, 797232, 801140, 961368, 996540, 1195848, 1201710, 1328720, 1361938, 1442052, 1494810, 1602280, 1802565, 1922736, 1993080, 2042907, 2391696, 2403420, 2723876, 2884104, 2989620, 3204560, 3404845, 3605130, 3986160, 4085814, 4806840, 5447752, 5768208, 5979240, 6128721, 6809690, 7210260, 8171628, 9613680, 10214535, 10895504, 11958480, 12257442, 13619380, 14420520, 16343256, 20429070, 24514884, 27238760, 28841040, 30643605, 32686512, 40858140, 49029768, 54477520, 61287210, 81716280, 98059536, 122574420, 163432560, 245148840, 490297680]

約数ペア:

[(1, 490297680), (2, 245148840), (3, 163432560), (4, 122574420), (5, 98059536), (6, 81716280), (8, 61287210), (9, 54477520), (10, 49029768), (12, 40858140), (15, 32686512), (16, 30643605), (17, 28841040), (18, 27238760), (20, 24514884), (24, 20429070), (30, 16343256), (34, 14420520), (36, 13619380), (40, 12257442), (41, 11958480), (45, 10895504), (48, 10214535), (51, 9613680), (60, 8171628), (68, 7210260), (72, 6809690), (80, 6128721), (82, 5979240), (85, 5768208), (90, 5447752), (102, 4806840), (120, 4085814), (123, 3986160), (136, 3605130), (144, 3404845), (153, 3204560), (164, 2989620), (170, 2884104), (180, 2723876), (204, 2403420), (205, 2391696), (240, 2042907), (246, 1993080), (255, 1922736), (272, 1802565), (306, 1602280), (328, 1494810), (340, 1442052), (360, 1361938), (369, 1328720), (408, 1201710), (410, 1195848), (492, 996540), (510, 961368), (612, 801140), (615, 797232), (656, 747405), (680, 721026), (697, 703440), (720, 680969), (738, 664360), (765, 640912), (816, 600855), (820, 597924), (977, 501840), (984, 498270), (1020, 480684), (1224, 400570), (1230, 398616), (1360, 360513), (1394, 351720), (1476, 332180), (1530, 320456), (1640, 298962), (1845, 265744), (1954, 250920), (1968, 249135), (2040, 240342), (2091, 234480), (2448, 200285), (2460, 199308), (2788, 175860), (2931, 167280), (2952, 166090), (3060, 160228), (3280, 149481), (3485, 140688), (3690, 132872), (3908, 125460), (4080, 120171), (4182, 117240), (4885, 100368), (4920, 99654), (5576, 87930), (5862, 83640), (5904, 83045), (6120, 80114), (6273, 78160), (6970, 70344), (7380, 66436), (7816, 62730), (8364, 58620), (8793, 55760), (9770, 50184), (9840, 49827), (10455, 46896), (11152, 43965), (11724, 41820), (12240, 40057), (12546, 39080), (13940, 35172), (14655, 33456), (14760, 33218), (15632, 31365), (16609, 29520), (16728, 29310), (17586, 27880), (19540, 25092), (20910, 23448)]