16019777840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{1889}}^1$

素因数の和:2355

約数の個数: 160

約数和(自身を含む): 42522278400

約数和(自身を除く): 26502500560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 419, 440, 460, 506, 838, 880, 920, 1012, 1265, 1676, 1840, 1889, 2024, 2095, 2530, 3352, 3778, 4048, 4190, 4609, 5060, 6704, 7556, 8380, 9218, 9445, 9637, 10120, 15112, 16760, 18436, 18890, 19274, 20240, 20779, 23045, 30224, 33520, 36872, 37780, 38548, 41558, 43447, 46090, 48185, 73744, 75560, 77096, 83116, 86894, 92180, 96370, 103895, 106007, 151120, 154192, 166232, 173788, 184360, 192740, 207790, 212014, 217235, 332464, 347576, 368720, 385480, 415580, 424028, 434470, 477917, 530035, 695152, 770960, 791491, 831160, 848056, 868940, 955834, 1060070, 1582982, 1662320, 1696112, 1737880, 1911668, 2120140, 2389585, 3165964, 3475760, 3823336, 3957455, 4240280, 4779170, 6331928, 7646672, 7914910, 8480560, 8706401, 9558340, 12663856, 15829820, 17412802, 18204293, 19116680, 31659640, 34825604, 36408586, 38233360, 43532005, 63319280, 69651208, 72817172, 87064010, 91021465, 139302416, 145634344, 174128020, 182042930, 200247223, 291268688, 348256040, 364085860, 400494446, 696512080, 728171720, 800988892, 1001236115, 1456343440, 1601977784, 2002472230, 3203955568, 4004944460, 8009888920, 16019777840]

約数ペア:

[(1, 16019777840), (2, 8009888920), (4, 4004944460), (5, 3203955568), (8, 2002472230), (10, 1601977784), (11, 1456343440), (16, 1001236115), (20, 800988892), (22, 728171720), (23, 696512080), (40, 400494446), (44, 364085860), (46, 348256040), (55, 291268688), (80, 200247223), (88, 182042930), (92, 174128020), (110, 145634344), (115, 139302416), (176, 91021465), (184, 87064010), (220, 72817172), (230, 69651208), (253, 63319280), (368, 43532005), (419, 38233360), (440, 36408586), (460, 34825604), (506, 31659640), (838, 19116680), (880, 18204293), (920, 17412802), (1012, 15829820), (1265, 12663856), (1676, 9558340), (1840, 8706401), (1889, 8480560), (2024, 7914910), (2095, 7646672), (2530, 6331928), (3352, 4779170), (3778, 4240280), (4048, 3957455), (4190, 3823336), (4609, 3475760), (5060, 3165964), (6704, 2389585), (7556, 2120140), (8380, 1911668), (9218, 1737880), (9445, 1696112), (9637, 1662320), (10120, 1582982), (15112, 1060070), (16760, 955834), (18436, 868940), (18890, 848056), (19274, 831160), (20240, 791491), (20779, 770960), (23045, 695152), (30224, 530035), (33520, 477917), (36872, 434470), (37780, 424028), (38548, 415580), (41558, 385480), (43447, 368720), (46090, 347576), (48185, 332464), (73744, 217235), (75560, 212014), (77096, 207790), (83116, 192740), (86894, 184360), (92180, 173788), (96370, 166232), (103895, 154192), (106007, 151120)]