298929280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 256

約数和(自身を含む): 849945600

約数和(自身を除く): 551016320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 61, 62, 64, 65, 76, 80, 95, 104, 122, 124, 128, 130, 152, 155, 160, 190, 208, 244, 247, 248, 260, 304, 305, 310, 320, 380, 403, 416, 488, 494, 496, 520, 589, 608, 610, 620, 640, 760, 793, 806, 832, 976, 988, 992, 1040, 1159, 1178, 1216, 1220, 1235, 1240, 1520, 1586, 1612, 1664, 1891, 1952, 1976, 1984, 2015, 2080, 2318, 2356, 2432, 2440, 2470, 2480, 2945, 3040, 3172, 3224, 3782, 3904, 3952, 3965, 3968, 4030, 4160, 4636, 4712, 4880, 4940, 4960, 5795, 5890, 6080, 6344, 6448, 7564, 7657, 7808, 7904, 7930, 8060, 8320, 9272, 9424, 9455, 9760, 9880, 9920, 11590, 11780, 12160, 12688, 12896, 15067, 15128, 15314, 15808, 15860, 16120, 18544, 18848, 18910, 19520, 19760, 19840, 23180, 23560, 24583, 25376, 25792, 30134, 30256, 30628, 31616, 31720, 32240, 35929, 37088, 37696, 37820, 38285, 39040, 39520, 46360, 47120, 49166, 50752, 51584, 60268, 60512, 61256, 63440, 64480, 71858, 74176, 75335, 75392, 75640, 76570, 79040, 92720, 94240, 98332, 101504, 120536, 121024, 122512, 122915, 126880, 128960, 143716, 148352, 150670, 151280, 153140, 158080, 179645, 185440, 188480, 196664, 241072, 242048, 245024, 245830, 253760, 257920, 287432, 301340, 302560, 306280, 359290, 370880, 376960, 393328, 467077, 482144, 490048, 491660, 507520, 574864, 602680, 605120, 612560, 718580, 741760, 786656, 934154, 964288, 980096, 983320, 1149728, 1205360, 1210240, 1225120, 1437160, 1573312, 1868308, 1928576, 1966640, 2299456, 2335385, 2410720, 2450240, 2874320, 3146624, 3736616, 3933280, 4598912, 4670770, 4821440, 4900480, 5748640, 7473232, 7866560, 9341540, 9642880, 11497280, 14946464, 15733120, 18683080, 22994560, 29892928, 37366160, 59785856, 74732320, 149464640, 298929280]

約数ペア:

[(1, 298929280), (2, 149464640), (4, 74732320), (5, 59785856), (8, 37366160), (10, 29892928), (13, 22994560), (16, 18683080), (19, 15733120), (20, 14946464), (26, 11497280), (31, 9642880), (32, 9341540), (38, 7866560), (40, 7473232), (52, 5748640), (61, 4900480), (62, 4821440), (64, 4670770), (65, 4598912), (76, 3933280), (80, 3736616), (95, 3146624), (104, 2874320), (122, 2450240), (124, 2410720), (128, 2335385), (130, 2299456), (152, 1966640), (155, 1928576), (160, 1868308), (190, 1573312), (208, 1437160), (244, 1225120), (247, 1210240), (248, 1205360), (260, 1149728), (304, 983320), (305, 980096), (310, 964288), (320, 934154), (380, 786656), (403, 741760), (416, 718580), (488, 612560), (494, 605120), (496, 602680), (520, 574864), (589, 507520), (608, 491660), (610, 490048), (620, 482144), (640, 467077), (760, 393328), (793, 376960), (806, 370880), (832, 359290), (976, 306280), (988, 302560), (992, 301340), (1040, 287432), (1159, 257920), (1178, 253760), (1216, 245830), (1220, 245024), (1235, 242048), (1240, 241072), (1520, 196664), (1586, 188480), (1612, 185440), (1664, 179645), (1891, 158080), (1952, 153140), (1976, 151280), (1984, 150670), (2015, 148352), (2080, 143716), (2318, 128960), (2356, 126880), (2432, 122915), (2440, 122512), (2470, 121024), (2480, 120536), (2945, 101504), (3040, 98332), (3172, 94240), (3224, 92720), (3782, 79040), (3904, 76570), (3952, 75640), (3965, 75392), (3968, 75335), (4030, 74176), (4160, 71858), (4636, 64480), (4712, 63440), (4880, 61256), (4940, 60512), (4960, 60268), (5795, 51584), (5890, 50752), (6080, 49166), (6344, 47120), (6448, 46360), (7564, 39520), (7657, 39040), (7808, 38285), (7904, 37820), (7930, 37696), (8060, 37088), (8320, 35929), (9272, 32240), (9424, 31720), (9455, 31616), (9760, 30628), (9880, 30256), (9920, 30134), (11590, 25792), (11780, 25376), (12160, 24583), (12688, 23560), (12896, 23180), (15067, 19840), (15128, 19760), (15314, 19520), (15808, 18910), (15860, 18848), (16120, 18544)]