79728810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1028

約数の個数: 128

約数和(自身を含む): 241864704

約数和(自身を除く): 162135894

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 23, 30, 34, 35, 42, 46, 51, 69, 70, 85, 102, 105, 115, 119, 138, 161, 170, 210, 230, 238, 255, 322, 345, 357, 391, 483, 510, 595, 690, 714, 782, 805, 966, 971, 1173, 1190, 1610, 1785, 1942, 1955, 2346, 2415, 2737, 2913, 3570, 3910, 4830, 4855, 5474, 5826, 5865, 6797, 8211, 9710, 11730, 13594, 13685, 14565, 16422, 16507, 20391, 22333, 27370, 29130, 33014, 33985, 40782, 41055, 44666, 49521, 66999, 67970, 82110, 82535, 99042, 101955, 111665, 115549, 133998, 156331, 165070, 203910, 223330, 231098, 247605, 312662, 334995, 346647, 379661, 468993, 495210, 577745, 669990, 693294, 759322, 781655, 937986, 1138983, 1155490, 1563310, 1733235, 1898305, 2277966, 2344965, 2657627, 3466470, 3796610, 4689930, 5315254, 5694915, 7972881, 11389830, 13288135, 15945762, 26576270, 39864405, 79728810]

約数ペア:

[(1, 79728810), (2, 39864405), (3, 26576270), (5, 15945762), (6, 13288135), (7, 11389830), (10, 7972881), (14, 5694915), (15, 5315254), (17, 4689930), (21, 3796610), (23, 3466470), (30, 2657627), (34, 2344965), (35, 2277966), (42, 1898305), (46, 1733235), (51, 1563310), (69, 1155490), (70, 1138983), (85, 937986), (102, 781655), (105, 759322), (115, 693294), (119, 669990), (138, 577745), (161, 495210), (170, 468993), (210, 379661), (230, 346647), (238, 334995), (255, 312662), (322, 247605), (345, 231098), (357, 223330), (391, 203910), (483, 165070), (510, 156331), (595, 133998), (690, 115549), (714, 111665), (782, 101955), (805, 99042), (966, 82535), (971, 82110), (1173, 67970), (1190, 66999), (1610, 49521), (1785, 44666), (1942, 41055), (1955, 40782), (2346, 33985), (2415, 33014), (2737, 29130), (2913, 27370), (3570, 22333), (3910, 20391), (4830, 16507), (4855, 16422), (5474, 14565), (5826, 13685), (5865, 13594), (6797, 11730), (8211, 9710)]