30870840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:302

約数の個数: 256

約数和(自身を含む): 124830720

約数和(自身を除く): 93959880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 257, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 514, 520, 546, 572, 616, 660, 715, 728, 770, 771, 780, 840, 858, 910, 924, 1001, 1028, 1092, 1144, 1155, 1285, 1320, 1365, 1430, 1540, 1542, 1560, 1716, 1799, 1820, 1848, 2002, 2056, 2145, 2184, 2310, 2570, 2730, 2827, 2860, 3003, 3080, 3084, 3341, 3432, 3598, 3640, 3855, 4004, 4290, 4620, 5005, 5140, 5397, 5460, 5654, 5720, 6006, 6168, 6682, 7196, 7710, 8008, 8481, 8580, 8995, 9240, 10010, 10023, 10280, 10794, 10920, 11308, 12012, 13364, 14135, 14392, 15015, 15420, 16705, 16962, 17160, 17990, 19789, 20020, 20046, 21588, 22616, 23387, 24024, 26728, 26985, 28270, 30030, 30840, 33410, 33924, 35980, 36751, 39578, 40040, 40092, 42405, 43176, 46774, 50115, 53970, 56540, 59367, 60060, 66820, 67848, 70161, 71960, 73502, 79156, 80184, 84810, 93548, 98945, 100230, 107940, 110253, 113080, 116935, 118734, 120120, 133640, 140322, 147004, 158312, 169620, 183755, 187096, 197890, 200460, 215880, 220506, 233870, 237468, 257257, 280644, 294008, 296835, 339240, 350805, 367510, 395780, 400920, 441012, 467740, 474936, 514514, 551265, 561288, 593670, 701610, 735020, 771771, 791560, 882024, 935480, 1029028, 1102530, 1187340, 1286285, 1403220, 1470040, 1543542, 2058056, 2205060, 2374680, 2572570, 2806440, 3087084, 3858855, 4410120, 5145140, 6174168, 7717710, 10290280, 15435420, 30870840]

約数ペア:

[(1, 30870840), (2, 15435420), (3, 10290280), (4, 7717710), (5, 6174168), (6, 5145140), (7, 4410120), (8, 3858855), (10, 3087084), (11, 2806440), (12, 2572570), (13, 2374680), (14, 2205060), (15, 2058056), (20, 1543542), (21, 1470040), (22, 1403220), (24, 1286285), (26, 1187340), (28, 1102530), (30, 1029028), (33, 935480), (35, 882024), (39, 791560), (40, 771771), (42, 735020), (44, 701610), (52, 593670), (55, 561288), (56, 551265), (60, 514514), (65, 474936), (66, 467740), (70, 441012), (77, 400920), (78, 395780), (84, 367510), (88, 350805), (91, 339240), (104, 296835), (105, 294008), (110, 280644), (120, 257257), (130, 237468), (132, 233870), (140, 220506), (143, 215880), (154, 200460), (156, 197890), (165, 187096), (168, 183755), (182, 169620), (195, 158312), (210, 147004), (220, 140322), (231, 133640), (257, 120120), (260, 118734), (264, 116935), (273, 113080), (280, 110253), (286, 107940), (308, 100230), (312, 98945), (330, 93548), (364, 84810), (385, 80184), (390, 79156), (420, 73502), (429, 71960), (440, 70161), (455, 67848), (462, 66820), (514, 60060), (520, 59367), (546, 56540), (572, 53970), (616, 50115), (660, 46774), (715, 43176), (728, 42405), (770, 40092), (771, 40040), (780, 39578), (840, 36751), (858, 35980), (910, 33924), (924, 33410), (1001, 30840), (1028, 30030), (1092, 28270), (1144, 26985), (1155, 26728), (1285, 24024), (1320, 23387), (1365, 22616), (1430, 21588), (1540, 20046), (1542, 20020), (1560, 19789), (1716, 17990), (1799, 17160), (1820, 16962), (1848, 16705), (2002, 15420), (2056, 15015), (2145, 14392), (2184, 14135), (2310, 13364), (2570, 12012), (2730, 11308), (2827, 10920), (2860, 10794), (3003, 10280), (3080, 10023), (3084, 10010), (3341, 9240), (3432, 8995), (3598, 8580), (3640, 8481), (3855, 8008), (4004, 7710), (4290, 7196), (4620, 6682), (5005, 6168), (5140, 6006), (5397, 5720), (5460, 5654)]