425116640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:425

約数の個数: 192

約数和(自身を含む): 1178634240

約数和(自身を除く): 753517600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 160, 190, 208, 247, 248, 260, 304, 310, 347, 380, 403, 416, 494, 496, 520, 589, 608, 620, 694, 760, 806, 988, 992, 1040, 1178, 1235, 1240, 1388, 1520, 1612, 1735, 1976, 2015, 2080, 2356, 2470, 2480, 2776, 2945, 3040, 3224, 3470, 3952, 4030, 4511, 4712, 4940, 4960, 5552, 5890, 6448, 6593, 6940, 7657, 7904, 8060, 9022, 9424, 9880, 10757, 11104, 11780, 12896, 13186, 13880, 15314, 16120, 18044, 18848, 19760, 21514, 22555, 23560, 26372, 27760, 30628, 32240, 32965, 36088, 38285, 39520, 43028, 45110, 47120, 52744, 53785, 55520, 61256, 64480, 65930, 72176, 76570, 85709, 86056, 90220, 94240, 105488, 107570, 122512, 131860, 139841, 144352, 153140, 171418, 172112, 180440, 204383, 210976, 215140, 245024, 263720, 279682, 306280, 342836, 344224, 360880, 408766, 428545, 430280, 527440, 559364, 612560, 685672, 699205, 721760, 817532, 857090, 860560, 1021915, 1054880, 1118728, 1225120, 1371344, 1398410, 1635064, 1714180, 1721120, 2043830, 2237456, 2656979, 2742688, 2796820, 3270128, 3428360, 4087660, 4474912, 5313958, 5593640, 6540256, 6856720, 8175320, 10627916, 11187280, 13284895, 13713440, 16350640, 21255832, 22374560, 26569790, 32701280, 42511664, 53139580, 85023328, 106279160, 212558320, 425116640]

約数ペア:

[(1, 425116640), (2, 212558320), (4, 106279160), (5, 85023328), (8, 53139580), (10, 42511664), (13, 32701280), (16, 26569790), (19, 22374560), (20, 21255832), (26, 16350640), (31, 13713440), (32, 13284895), (38, 11187280), (40, 10627916), (52, 8175320), (62, 6856720), (65, 6540256), (76, 5593640), (80, 5313958), (95, 4474912), (104, 4087660), (124, 3428360), (130, 3270128), (152, 2796820), (155, 2742688), (160, 2656979), (190, 2237456), (208, 2043830), (247, 1721120), (248, 1714180), (260, 1635064), (304, 1398410), (310, 1371344), (347, 1225120), (380, 1118728), (403, 1054880), (416, 1021915), (494, 860560), (496, 857090), (520, 817532), (589, 721760), (608, 699205), (620, 685672), (694, 612560), (760, 559364), (806, 527440), (988, 430280), (992, 428545), (1040, 408766), (1178, 360880), (1235, 344224), (1240, 342836), (1388, 306280), (1520, 279682), (1612, 263720), (1735, 245024), (1976, 215140), (2015, 210976), (2080, 204383), (2356, 180440), (2470, 172112), (2480, 171418), (2776, 153140), (2945, 144352), (3040, 139841), (3224, 131860), (3470, 122512), (3952, 107570), (4030, 105488), (4511, 94240), (4712, 90220), (4940, 86056), (4960, 85709), (5552, 76570), (5890, 72176), (6448, 65930), (6593, 64480), (6940, 61256), (7657, 55520), (7904, 53785), (8060, 52744), (9022, 47120), (9424, 45110), (9880, 43028), (10757, 39520), (11104, 38285), (11780, 36088), (12896, 32965), (13186, 32240), (13880, 30628), (15314, 27760), (16120, 26372), (18044, 23560), (18848, 22555), (19760, 21514)]