197856880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 571463424

約数和(自身を除く): 373606544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 31, 34, 38, 40, 52, 62, 65, 68, 76, 80, 85, 95, 104, 124, 130, 136, 152, 155, 170, 190, 208, 221, 247, 248, 260, 272, 304, 310, 323, 340, 361, 380, 403, 442, 494, 496, 520, 527, 589, 620, 646, 680, 722, 760, 806, 884, 988, 1040, 1054, 1105, 1178, 1235, 1240, 1292, 1360, 1444, 1520, 1612, 1615, 1768, 1805, 1976, 2015, 2108, 2210, 2356, 2470, 2480, 2584, 2635, 2888, 2945, 3224, 3230, 3536, 3610, 3952, 4030, 4199, 4216, 4420, 4693, 4712, 4940, 5168, 5270, 5776, 5890, 6137, 6448, 6460, 6851, 7220, 7657, 8060, 8398, 8432, 8840, 9386, 9424, 9880, 10013, 10540, 11191, 11780, 12274, 12920, 13702, 14440, 15314, 16120, 16796, 17680, 18772, 19760, 20026, 20995, 21080, 22382, 23465, 23560, 24548, 25840, 27404, 28880, 30628, 30685, 32240, 33592, 34255, 37544, 38285, 40052, 41990, 42160, 44764, 46930, 47120, 49096, 50065, 54808, 55955, 61256, 61370, 67184, 68510, 75088, 76570, 79781, 80104, 83980, 89528, 93860, 98192, 100130, 109616, 111910, 122512, 122740, 130169, 137020, 145483, 153140, 159562, 160208, 167960, 179056, 187720, 190247, 200260, 223820, 245480, 260338, 274040, 290966, 306280, 319124, 335920, 375440, 380494, 398905, 400520, 447640, 490960, 520676, 548080, 581932, 612560, 638248, 650845, 727415, 760988, 797810, 801040, 895280, 951235, 1041352, 1163864, 1276496, 1301690, 1454830, 1521976, 1595620, 1902470, 2082704, 2327728, 2473211, 2603380, 2909660, 3043952, 3191240, 3804940, 4946422, 5206760, 5819320, 6382480, 7609880, 9892844, 10413520, 11638640, 12366055, 15219760, 19785688, 24732110, 39571376, 49464220, 98928440, 197856880]

約数ペア:

[(1, 197856880), (2, 98928440), (4, 49464220), (5, 39571376), (8, 24732110), (10, 19785688), (13, 15219760), (16, 12366055), (17, 11638640), (19, 10413520), (20, 9892844), (26, 7609880), (31, 6382480), (34, 5819320), (38, 5206760), (40, 4946422), (52, 3804940), (62, 3191240), (65, 3043952), (68, 2909660), (76, 2603380), (80, 2473211), (85, 2327728), (95, 2082704), (104, 1902470), (124, 1595620), (130, 1521976), (136, 1454830), (152, 1301690), (155, 1276496), (170, 1163864), (190, 1041352), (208, 951235), (221, 895280), (247, 801040), (248, 797810), (260, 760988), (272, 727415), (304, 650845), (310, 638248), (323, 612560), (340, 581932), (361, 548080), (380, 520676), (403, 490960), (442, 447640), (494, 400520), (496, 398905), (520, 380494), (527, 375440), (589, 335920), (620, 319124), (646, 306280), (680, 290966), (722, 274040), (760, 260338), (806, 245480), (884, 223820), (988, 200260), (1040, 190247), (1054, 187720), (1105, 179056), (1178, 167960), (1235, 160208), (1240, 159562), (1292, 153140), (1360, 145483), (1444, 137020), (1520, 130169), (1612, 122740), (1615, 122512), (1768, 111910), (1805, 109616), (1976, 100130), (2015, 98192), (2108, 93860), (2210, 89528), (2356, 83980), (2470, 80104), (2480, 79781), (2584, 76570), (2635, 75088), (2888, 68510), (2945, 67184), (3224, 61370), (3230, 61256), (3536, 55955), (3610, 54808), (3952, 50065), (4030, 49096), (4199, 47120), (4216, 46930), (4420, 44764), (4693, 42160), (4712, 41990), (4940, 40052), (5168, 38285), (5270, 37544), (5776, 34255), (5890, 33592), (6137, 32240), (6448, 30685), (6460, 30628), (6851, 28880), (7220, 27404), (7657, 25840), (8060, 24548), (8398, 23560), (8432, 23465), (8840, 22382), (9386, 21080), (9424, 20995), (9880, 20026), (10013, 19760), (10540, 18772), (11191, 17680), (11780, 16796), (12274, 16120), (12920, 15314), (13702, 14440)]