23277280

素因数分解:

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

素因数の和:97

約数の個数: 144

約数和(自身を含む): 64520064

約数和(自身を除く): 41242784

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, 361, 380, 403, 416, 494, 496, 520, 589, 608, 620, 722, 760, 806, 988, 992, 1040, 1178, 1235, 1240, 1444, 1520, 1612, 1805, 1976, 2015, 2080, 2356, 2470, 2480, 2888, 2945, 3040, 3224, 3610, 3952, 4030, 4693, 4712, 4940, 4960, 5776, 5890, 6448, 7220, 7657, 7904, 8060, 9386, 9424, 9880, 11191, 11552, 11780, 12896, 14440, 15314, 16120, 18772, 18848, 19760, 22382, 23465, 23560, 28880, 30628, 32240, 37544, 38285, 39520, 44764, 46930, 47120, 55955, 57760, 61256, 64480, 75088, 76570, 89528, 93860, 94240, 111910, 122512, 145483, 150176, 153140, 179056, 187720, 223820, 245024, 290966, 306280, 358112, 375440, 447640, 581932, 612560, 727415, 750880, 895280, 1163864, 1225120, 1454830, 1790560, 2327728, 2909660, 4655456, 5819320, 11638640, 23277280]

約数ペア:

[(1, 23277280), (2, 11638640), (4, 5819320), (5, 4655456), (8, 2909660), (10, 2327728), (13, 1790560), (16, 1454830), (19, 1225120), (20, 1163864), (26, 895280), (31, 750880), (32, 727415), (38, 612560), (40, 581932), (52, 447640), (62, 375440), (65, 358112), (76, 306280), (80, 290966), (95, 245024), (104, 223820), (124, 187720), (130, 179056), (152, 153140), (155, 150176), (160, 145483), (190, 122512), (208, 111910), (247, 94240), (248, 93860), (260, 89528), (304, 76570), (310, 75088), (361, 64480), (380, 61256), (403, 57760), (416, 55955), (494, 47120), (496, 46930), (520, 44764), (589, 39520), (608, 38285), (620, 37544), (722, 32240), (760, 30628), (806, 28880), (988, 23560), (992, 23465), (1040, 22382), (1178, 19760), (1235, 18848), (1240, 18772), (1444, 16120), (1520, 15314), (1612, 14440), (1805, 12896), (1976, 11780), (2015, 11552), (2080, 11191), (2356, 9880), (2470, 9424), (2480, 9386), (2888, 8060), (2945, 7904), (3040, 7657), (3224, 7220), (3610, 6448), (3952, 5890), (4030, 5776), (4693, 4960), (4712, 4940)]