207939240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:652

約数の個数: 192

約数和(自身を含む): 728591760

約数和(自身を除く): 520652520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 61, 68, 72, 85, 90, 102, 120, 122, 136, 153, 170, 180, 183, 204, 244, 255, 305, 306, 340, 360, 366, 408, 488, 510, 549, 557, 610, 612, 680, 732, 765, 915, 1020, 1037, 1098, 1114, 1220, 1224, 1464, 1530, 1671, 1830, 2040, 2074, 2196, 2228, 2440, 2745, 2785, 3060, 3111, 3342, 3660, 4148, 4392, 4456, 5013, 5185, 5490, 5570, 6120, 6222, 6684, 7320, 8296, 8355, 9333, 9469, 10026, 10370, 10980, 11140, 12444, 13368, 15555, 16710, 18666, 18938, 20052, 20740, 21960, 22280, 24888, 25065, 28407, 31110, 33420, 33977, 37332, 37876, 40104, 41480, 46665, 47345, 50130, 56814, 62220, 66840, 67954, 74664, 75752, 85221, 93330, 94690, 100260, 101931, 113628, 124440, 135908, 142035, 169885, 170442, 186660, 189380, 200520, 203862, 227256, 271816, 284070, 305793, 339770, 340884, 373320, 378760, 407724, 426105, 509655, 568140, 577609, 611586, 679540, 681768, 815448, 852210, 1019310, 1136280, 1155218, 1223172, 1359080, 1528965, 1704420, 1732827, 2038620, 2310436, 2446344, 2888045, 3057930, 3408840, 3465654, 4077240, 4620872, 5198481, 5776090, 6115860, 6931308, 8664135, 10396962, 11552180, 12231720, 13862616, 17328270, 20793924, 23104360, 25992405, 34656540, 41587848, 51984810, 69313080, 103969620, 207939240]

約数ペア:

[(1, 207939240), (2, 103969620), (3, 69313080), (4, 51984810), (5, 41587848), (6, 34656540), (8, 25992405), (9, 23104360), (10, 20793924), (12, 17328270), (15, 13862616), (17, 12231720), (18, 11552180), (20, 10396962), (24, 8664135), (30, 6931308), (34, 6115860), (36, 5776090), (40, 5198481), (45, 4620872), (51, 4077240), (60, 3465654), (61, 3408840), (68, 3057930), (72, 2888045), (85, 2446344), (90, 2310436), (102, 2038620), (120, 1732827), (122, 1704420), (136, 1528965), (153, 1359080), (170, 1223172), (180, 1155218), (183, 1136280), (204, 1019310), (244, 852210), (255, 815448), (305, 681768), (306, 679540), (340, 611586), (360, 577609), (366, 568140), (408, 509655), (488, 426105), (510, 407724), (549, 378760), (557, 373320), (610, 340884), (612, 339770), (680, 305793), (732, 284070), (765, 271816), (915, 227256), (1020, 203862), (1037, 200520), (1098, 189380), (1114, 186660), (1220, 170442), (1224, 169885), (1464, 142035), (1530, 135908), (1671, 124440), (1830, 113628), (2040, 101931), (2074, 100260), (2196, 94690), (2228, 93330), (2440, 85221), (2745, 75752), (2785, 74664), (3060, 67954), (3111, 66840), (3342, 62220), (3660, 56814), (4148, 50130), (4392, 47345), (4456, 46665), (5013, 41480), (5185, 40104), (5490, 37876), (5570, 37332), (6120, 33977), (6222, 33420), (6684, 31110), (7320, 28407), (8296, 25065), (8355, 24888), (9333, 22280), (9469, 21960), (10026, 20740), (10370, 20052), (10980, 18938), (11140, 18666), (12444, 16710), (13368, 15555)]