643017960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{271}}^1$

素因数の和:330

約数の個数: 256

約数和(自身を含む): 2330496000

約数和(自身を除く): 1687478040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 169, 180, 195, 216, 234, 260, 270, 271, 312, 338, 351, 360, 390, 468, 507, 520, 540, 542, 585, 676, 702, 780, 813, 845, 936, 1014, 1080, 1084, 1170, 1352, 1355, 1404, 1521, 1560, 1626, 1690, 1755, 2028, 2168, 2197, 2340, 2439, 2535, 2710, 2808, 3042, 3252, 3380, 3510, 3523, 4056, 4065, 4394, 4563, 4680, 4878, 5070, 5420, 6084, 6504, 6591, 6760, 7020, 7046, 7317, 7605, 8130, 8788, 9126, 9756, 10140, 10569, 10840, 10985, 12168, 12195, 13182, 14040, 14092, 14634, 15210, 16260, 17576, 17615, 18252, 19512, 19773, 20280, 21138, 21970, 22815, 24390, 26364, 28184, 29268, 30420, 31707, 32520, 32955, 35230, 36504, 36585, 39546, 42276, 43940, 45630, 45799, 48780, 52728, 52845, 58536, 59319, 60840, 63414, 65910, 70460, 73170, 79092, 84552, 87880, 91260, 91598, 95121, 97560, 98865, 105690, 118638, 126828, 131820, 137397, 140920, 146340, 158184, 158535, 182520, 183196, 190242, 197730, 211380, 228995, 237276, 253656, 263640, 274794, 292680, 296595, 317070, 366392, 380484, 395460, 412191, 422760, 457990, 474552, 475605, 549588, 593190, 595387, 634140, 686985, 760968, 790920, 824382, 915980, 951210, 1099176, 1186380, 1190774, 1236573, 1268280, 1373970, 1648764, 1786161, 1831960, 1902420, 2060955, 2372760, 2381548, 2473146, 2747940, 2976935, 3297528, 3572322, 3804840, 4121910, 4763096, 4946292, 5358483, 5495880, 5953870, 6182865, 7144644, 8243820, 8930805, 9892584, 10716966, 11907740, 12365730, 14289288, 16075449, 16487640, 17861610, 21433932, 23815480, 24731460, 26792415, 32150898, 35723220, 42867864, 49462920, 53584830, 64301796, 71446440, 80377245, 107169660, 128603592, 160754490, 214339320, 321508980, 643017960]

約数ペア:

[(1, 643017960), (2, 321508980), (3, 214339320), (4, 160754490), (5, 128603592), (6, 107169660), (8, 80377245), (9, 71446440), (10, 64301796), (12, 53584830), (13, 49462920), (15, 42867864), (18, 35723220), (20, 32150898), (24, 26792415), (26, 24731460), (27, 23815480), (30, 21433932), (36, 17861610), (39, 16487640), (40, 16075449), (45, 14289288), (52, 12365730), (54, 11907740), (60, 10716966), (65, 9892584), (72, 8930805), (78, 8243820), (90, 7144644), (104, 6182865), (108, 5953870), (117, 5495880), (120, 5358483), (130, 4946292), (135, 4763096), (156, 4121910), (169, 3804840), (180, 3572322), (195, 3297528), (216, 2976935), (234, 2747940), (260, 2473146), (270, 2381548), (271, 2372760), (312, 2060955), (338, 1902420), (351, 1831960), (360, 1786161), (390, 1648764), (468, 1373970), (507, 1268280), (520, 1236573), (540, 1190774), (542, 1186380), (585, 1099176), (676, 951210), (702, 915980), (780, 824382), (813, 790920), (845, 760968), (936, 686985), (1014, 634140), (1080, 595387), (1084, 593190), (1170, 549588), (1352, 475605), (1355, 474552), (1404, 457990), (1521, 422760), (1560, 412191), (1626, 395460), (1690, 380484), (1755, 366392), (2028, 317070), (2168, 296595), (2197, 292680), (2340, 274794), (2439, 263640), (2535, 253656), (2710, 237276), (2808, 228995), (3042, 211380), (3252, 197730), (3380, 190242), (3510, 183196), (3523, 182520), (4056, 158535), (4065, 158184), (4394, 146340), (4563, 140920), (4680, 137397), (4878, 131820), (5070, 126828), (5420, 118638), (6084, 105690), (6504, 98865), (6591, 97560), (6760, 95121), (7020, 91598), (7046, 91260), (7317, 87880), (7605, 84552), (8130, 79092), (8788, 73170), (9126, 70460), (9756, 65910), (10140, 63414), (10569, 60840), (10840, 59319), (10985, 58536), (12168, 52845), (12195, 52728), (13182, 48780), (14040, 45799), (14092, 45630), (14634, 43940), (15210, 42276), (16260, 39546), (17576, 36585), (17615, 36504), (18252, 35230), (19512, 32955), (19773, 32520), (20280, 31707), (21138, 30420), (21970, 29268), (22815, 28184), (24390, 26364)]