490400640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4481}}^1$

素因数の和:4525

約数の個数: 192

約数和(自身を含む): 1782939600

約数和(自身を除く): 1292538960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 855, 912, 960, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1824, 1920, 2280, 2432, 2736, 2880, 3040, 3420, 3648, 4481, 4560, 5472, 5760, 6080, 6840, 7296, 8962, 9120, 10944, 12160, 13443, 13680, 17924, 18240, 21888, 22405, 26886, 27360, 35848, 36480, 40329, 44810, 53772, 54720, 67215, 71696, 80658, 85139, 89620, 107544, 109440, 134430, 143392, 161316, 170278, 179240, 201645, 215088, 255417, 268860, 286784, 322632, 340556, 358480, 403290, 425695, 430176, 510834, 537720, 573568, 645264, 681112, 716960, 766251, 806580, 851390, 860352, 1021668, 1075440, 1277085, 1290528, 1362224, 1433920, 1532502, 1613160, 1702780, 1720704, 2043336, 2150880, 2554170, 2581056, 2724448, 2867840, 3065004, 3226320, 3405560, 3831255, 4086672, 4301760, 5108340, 5162112, 5448896, 6130008, 6452640, 6811120, 7662510, 8173344, 8603520, 10216680, 10897792, 12260016, 12905280, 13622240, 15325020, 16346688, 20433360, 24520032, 25810560, 27244480, 30650040, 32693376, 40866720, 49040064, 54488960, 61300080, 81733440, 98080128, 122600160, 163466880, 245200320, 490400640]

約数ペア:

[(1, 490400640), (2, 245200320), (3, 163466880), (4, 122600160), (5, 98080128), (6, 81733440), (8, 61300080), (9, 54488960), (10, 49040064), (12, 40866720), (15, 32693376), (16, 30650040), (18, 27244480), (19, 25810560), (20, 24520032), (24, 20433360), (30, 16346688), (32, 15325020), (36, 13622240), (38, 12905280), (40, 12260016), (45, 10897792), (48, 10216680), (57, 8603520), (60, 8173344), (64, 7662510), (72, 6811120), (76, 6452640), (80, 6130008), (90, 5448896), (95, 5162112), (96, 5108340), (114, 4301760), (120, 4086672), (128, 3831255), (144, 3405560), (152, 3226320), (160, 3065004), (171, 2867840), (180, 2724448), (190, 2581056), (192, 2554170), (228, 2150880), (240, 2043336), (285, 1720704), (288, 1702780), (304, 1613160), (320, 1532502), (342, 1433920), (360, 1362224), (380, 1290528), (384, 1277085), (456, 1075440), (480, 1021668), (570, 860352), (576, 851390), (608, 806580), (640, 766251), (684, 716960), (720, 681112), (760, 645264), (855, 573568), (912, 537720), (960, 510834), (1140, 430176), (1152, 425695), (1216, 403290), (1368, 358480), (1440, 340556), (1520, 322632), (1710, 286784), (1824, 268860), (1920, 255417), (2280, 215088), (2432, 201645), (2736, 179240), (2880, 170278), (3040, 161316), (3420, 143392), (3648, 134430), (4481, 109440), (4560, 107544), (5472, 89620), (5760, 85139), (6080, 80658), (6840, 71696), (7296, 67215), (8962, 54720), (9120, 53772), (10944, 44810), (12160, 40329), (13443, 36480), (13680, 35848), (17924, 27360), (18240, 26886), (21888, 22405)]