55405140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 192

約数和(自身を含む): 191600640

約数和(自身を除く): 136195500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 53, 57, 60, 70, 76, 84, 95, 105, 106, 114, 131, 133, 140, 159, 190, 210, 212, 228, 262, 265, 266, 285, 318, 371, 380, 393, 399, 420, 524, 530, 532, 570, 636, 655, 665, 742, 786, 795, 798, 917, 1007, 1060, 1113, 1140, 1310, 1330, 1484, 1572, 1590, 1596, 1834, 1855, 1965, 1995, 2014, 2226, 2489, 2620, 2660, 2751, 3021, 3180, 3668, 3710, 3930, 3990, 4028, 4452, 4585, 4978, 5035, 5502, 5565, 6042, 6943, 7049, 7420, 7467, 7860, 7980, 9170, 9956, 10070, 11004, 11130, 12084, 12445, 13755, 13886, 14098, 14934, 15105, 17423, 18340, 20140, 20829, 21147, 22260, 24890, 27510, 27772, 28196, 29868, 30210, 34715, 34846, 35245, 37335, 41658, 42294, 48601, 49780, 52269, 55020, 60420, 69430, 69692, 70490, 74670, 83316, 84588, 87115, 97202, 104145, 104538, 105735, 131917, 138860, 140980, 145803, 149340, 174230, 194404, 208290, 209076, 211470, 243005, 261345, 263834, 291606, 348460, 395751, 416580, 422940, 486010, 522690, 527668, 583212, 659585, 729015, 791502, 923419, 972020, 1045380, 1319170, 1458030, 1583004, 1846838, 1978755, 2638340, 2770257, 2916060, 3693676, 3957510, 4617095, 5540514, 7915020, 9234190, 11081028, 13851285, 18468380, 27702570, 55405140]

約数ペア:

[(1, 55405140), (2, 27702570), (3, 18468380), (4, 13851285), (5, 11081028), (6, 9234190), (7, 7915020), (10, 5540514), (12, 4617095), (14, 3957510), (15, 3693676), (19, 2916060), (20, 2770257), (21, 2638340), (28, 1978755), (30, 1846838), (35, 1583004), (38, 1458030), (42, 1319170), (53, 1045380), (57, 972020), (60, 923419), (70, 791502), (76, 729015), (84, 659585), (95, 583212), (105, 527668), (106, 522690), (114, 486010), (131, 422940), (133, 416580), (140, 395751), (159, 348460), (190, 291606), (210, 263834), (212, 261345), (228, 243005), (262, 211470), (265, 209076), (266, 208290), (285, 194404), (318, 174230), (371, 149340), (380, 145803), (393, 140980), (399, 138860), (420, 131917), (524, 105735), (530, 104538), (532, 104145), (570, 97202), (636, 87115), (655, 84588), (665, 83316), (742, 74670), (786, 70490), (795, 69692), (798, 69430), (917, 60420), (1007, 55020), (1060, 52269), (1113, 49780), (1140, 48601), (1310, 42294), (1330, 41658), (1484, 37335), (1572, 35245), (1590, 34846), (1596, 34715), (1834, 30210), (1855, 29868), (1965, 28196), (1995, 27772), (2014, 27510), (2226, 24890), (2489, 22260), (2620, 21147), (2660, 20829), (2751, 20140), (3021, 18340), (3180, 17423), (3668, 15105), (3710, 14934), (3930, 14098), (3990, 13886), (4028, 13755), (4452, 12445), (4585, 12084), (4978, 11130), (5035, 11004), (5502, 10070), (5565, 9956), (6042, 9170), (6943, 7980), (7049, 7860), (7420, 7467)]