198847740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:572

約数の個数: 192

約数和(自身を含む): 695439360

約数和(自身を除く): 496591620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 79, 84, 91, 105, 130, 140, 156, 158, 182, 195, 210, 237, 260, 273, 316, 364, 390, 395, 420, 455, 461, 474, 546, 553, 780, 790, 910, 922, 948, 1027, 1092, 1106, 1185, 1365, 1383, 1580, 1659, 1820, 1844, 2054, 2212, 2305, 2370, 2730, 2765, 2766, 3081, 3227, 3318, 4108, 4610, 4740, 5135, 5460, 5530, 5532, 5993, 6162, 6454, 6636, 6915, 7189, 8295, 9220, 9681, 10270, 11060, 11986, 12324, 12908, 13830, 14378, 15405, 16135, 16590, 17979, 19362, 20540, 21567, 23972, 27660, 28756, 29965, 30810, 32270, 33180, 35945, 35958, 36419, 38724, 41951, 43134, 48405, 59930, 61620, 64540, 71890, 71916, 72838, 83902, 86268, 89895, 96810, 107835, 109257, 119860, 125853, 143780, 145676, 167804, 179790, 182095, 193620, 209755, 215670, 218514, 251706, 254933, 359580, 364190, 419510, 431340, 437028, 473447, 503412, 509866, 546285, 629265, 728380, 764799, 839020, 946894, 1019732, 1092570, 1258530, 1274665, 1420341, 1529598, 1893788, 2185140, 2367235, 2517060, 2549330, 2840682, 3059196, 3314129, 3823995, 4734470, 5098660, 5681364, 6628258, 7101705, 7647990, 9468940, 9942387, 13256516, 14203410, 15295980, 16570645, 19884774, 28406820, 33141290, 39769548, 49711935, 66282580, 99423870, 198847740]

約数ペア:

[(1, 198847740), (2, 99423870), (3, 66282580), (4, 49711935), (5, 39769548), (6, 33141290), (7, 28406820), (10, 19884774), (12, 16570645), (13, 15295980), (14, 14203410), (15, 13256516), (20, 9942387), (21, 9468940), (26, 7647990), (28, 7101705), (30, 6628258), (35, 5681364), (39, 5098660), (42, 4734470), (52, 3823995), (60, 3314129), (65, 3059196), (70, 2840682), (78, 2549330), (79, 2517060), (84, 2367235), (91, 2185140), (105, 1893788), (130, 1529598), (140, 1420341), (156, 1274665), (158, 1258530), (182, 1092570), (195, 1019732), (210, 946894), (237, 839020), (260, 764799), (273, 728380), (316, 629265), (364, 546285), (390, 509866), (395, 503412), (420, 473447), (455, 437028), (461, 431340), (474, 419510), (546, 364190), (553, 359580), (780, 254933), (790, 251706), (910, 218514), (922, 215670), (948, 209755), (1027, 193620), (1092, 182095), (1106, 179790), (1185, 167804), (1365, 145676), (1383, 143780), (1580, 125853), (1659, 119860), (1820, 109257), (1844, 107835), (2054, 96810), (2212, 89895), (2305, 86268), (2370, 83902), (2730, 72838), (2765, 71916), (2766, 71890), (3081, 64540), (3227, 61620), (3318, 59930), (4108, 48405), (4610, 43134), (4740, 41951), (5135, 38724), (5460, 36419), (5530, 35958), (5532, 35945), (5993, 33180), (6162, 32270), (6454, 30810), (6636, 29965), (6915, 28756), (7189, 27660), (8295, 23972), (9220, 21567), (9681, 20540), (10270, 19362), (11060, 17979), (11986, 16590), (12324, 16135), (12908, 15405), (13830, 14378)]