308335440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:354

約数の個数: 240

約数和(自身を含む): 1125677952

約数和(自身を除く): 817342512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 157, 167, 168, 196, 210, 240, 245, 280, 294, 314, 334, 336, 392, 420, 471, 490, 501, 560, 588, 628, 668, 735, 784, 785, 835, 840, 942, 980, 1002, 1099, 1169, 1176, 1256, 1336, 1470, 1570, 1670, 1680, 1884, 1960, 2004, 2198, 2338, 2352, 2355, 2505, 2512, 2672, 2940, 3140, 3297, 3340, 3507, 3768, 3920, 4008, 4396, 4676, 4710, 5010, 5495, 5845, 5880, 6280, 6594, 6680, 7014, 7536, 7693, 8016, 8183, 8792, 9352, 9420, 10020, 10990, 11690, 11760, 12560, 13188, 13360, 14028, 15386, 16366, 16485, 17535, 17584, 18704, 18840, 20040, 21980, 23079, 23380, 24549, 26219, 26376, 28056, 30772, 32732, 32970, 35070, 37680, 38465, 40080, 40915, 43960, 46158, 46760, 49098, 52438, 52752, 56112, 61544, 65464, 65940, 70140, 76930, 78657, 81830, 87920, 92316, 93520, 98196, 104876, 115395, 122745, 123088, 130928, 131095, 131880, 140280, 153860, 157314, 163660, 183533, 184632, 196392, 209752, 230790, 245490, 262190, 263760, 280560, 307720, 314628, 327320, 367066, 369264, 392784, 393285, 419504, 461580, 490980, 524380, 550599, 615440, 629256, 654640, 734132, 786570, 917665, 923160, 981960, 1048760, 1101198, 1258512, 1284731, 1468264, 1573140, 1835330, 1846320, 1963920, 2097520, 2202396, 2569462, 2752995, 2936528, 3146280, 3670660, 3854193, 4404792, 5138924, 5505990, 6292560, 6423655, 7341320, 7708386, 8809584, 10277848, 11011980, 12847310, 14682640, 15416772, 19270965, 20555696, 22023960, 25694620, 30833544, 38541930, 44047920, 51389240, 61667088, 77083860, 102778480, 154167720, 308335440]

約数ペア:

[(1, 308335440), (2, 154167720), (3, 102778480), (4, 77083860), (5, 61667088), (6, 51389240), (7, 44047920), (8, 38541930), (10, 30833544), (12, 25694620), (14, 22023960), (15, 20555696), (16, 19270965), (20, 15416772), (21, 14682640), (24, 12847310), (28, 11011980), (30, 10277848), (35, 8809584), (40, 7708386), (42, 7341320), (48, 6423655), (49, 6292560), (56, 5505990), (60, 5138924), (70, 4404792), (80, 3854193), (84, 3670660), (98, 3146280), (105, 2936528), (112, 2752995), (120, 2569462), (140, 2202396), (147, 2097520), (157, 1963920), (167, 1846320), (168, 1835330), (196, 1573140), (210, 1468264), (240, 1284731), (245, 1258512), (280, 1101198), (294, 1048760), (314, 981960), (334, 923160), (336, 917665), (392, 786570), (420, 734132), (471, 654640), (490, 629256), (501, 615440), (560, 550599), (588, 524380), (628, 490980), (668, 461580), (735, 419504), (784, 393285), (785, 392784), (835, 369264), (840, 367066), (942, 327320), (980, 314628), (1002, 307720), (1099, 280560), (1169, 263760), (1176, 262190), (1256, 245490), (1336, 230790), (1470, 209752), (1570, 196392), (1670, 184632), (1680, 183533), (1884, 163660), (1960, 157314), (2004, 153860), (2198, 140280), (2338, 131880), (2352, 131095), (2355, 130928), (2505, 123088), (2512, 122745), (2672, 115395), (2940, 104876), (3140, 98196), (3297, 93520), (3340, 92316), (3507, 87920), (3768, 81830), (3920, 78657), (4008, 76930), (4396, 70140), (4676, 65940), (4710, 65464), (5010, 61544), (5495, 56112), (5845, 52752), (5880, 52438), (6280, 49098), (6594, 46760), (6680, 46158), (7014, 43960), (7536, 40915), (7693, 40080), (8016, 38465), (8183, 37680), (8792, 35070), (9352, 32970), (9420, 32732), (10020, 30772), (10990, 28056), (11690, 26376), (11760, 26219), (12560, 24549), (13188, 23380), (13360, 23079), (14028, 21980), (15386, 20040), (16366, 18840), (16485, 18704), (17535, 17584)]