131528340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:311

約数の個数: 192

約数和(自身を含む): 436665600

約数和(自身を除く): 305137260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 37, 45, 54, 58, 60, 74, 87, 90, 108, 111, 116, 135, 145, 148, 174, 180, 185, 222, 227, 261, 270, 290, 333, 348, 370, 435, 444, 454, 522, 540, 555, 580, 666, 681, 740, 783, 870, 908, 999, 1044, 1073, 1110, 1135, 1305, 1332, 1362, 1566, 1665, 1740, 1998, 2043, 2146, 2220, 2270, 2610, 2724, 3132, 3219, 3330, 3405, 3915, 3996, 4086, 4292, 4540, 4995, 5220, 5365, 6129, 6438, 6583, 6660, 6810, 7830, 8172, 8399, 9657, 9990, 10215, 10730, 12258, 12876, 13166, 13620, 15660, 16095, 16798, 19314, 19749, 19980, 20430, 21460, 24516, 25197, 26332, 28971, 30645, 32190, 32915, 33596, 38628, 39498, 40860, 41995, 48285, 50394, 57942, 59247, 61290, 64380, 65830, 75591, 78996, 83990, 96570, 98745, 100788, 115884, 118494, 122580, 125985, 131660, 144855, 151182, 167980, 177741, 193140, 197490, 226773, 236988, 243571, 251970, 289710, 296235, 302364, 355482, 377955, 394980, 453546, 487142, 503940, 579420, 592470, 710964, 730713, 755910, 888705, 907092, 974284, 1133865, 1184940, 1217855, 1461426, 1511820, 1777410, 2192139, 2267730, 2435710, 2922852, 3554820, 3653565, 4384278, 4535460, 4871420, 6576417, 7307130, 8768556, 10960695, 13152834, 14614260, 21921390, 26305668, 32882085, 43842780, 65764170, 131528340]

約数ペア:

[(1, 131528340), (2, 65764170), (3, 43842780), (4, 32882085), (5, 26305668), (6, 21921390), (9, 14614260), (10, 13152834), (12, 10960695), (15, 8768556), (18, 7307130), (20, 6576417), (27, 4871420), (29, 4535460), (30, 4384278), (36, 3653565), (37, 3554820), (45, 2922852), (54, 2435710), (58, 2267730), (60, 2192139), (74, 1777410), (87, 1511820), (90, 1461426), (108, 1217855), (111, 1184940), (116, 1133865), (135, 974284), (145, 907092), (148, 888705), (174, 755910), (180, 730713), (185, 710964), (222, 592470), (227, 579420), (261, 503940), (270, 487142), (290, 453546), (333, 394980), (348, 377955), (370, 355482), (435, 302364), (444, 296235), (454, 289710), (522, 251970), (540, 243571), (555, 236988), (580, 226773), (666, 197490), (681, 193140), (740, 177741), (783, 167980), (870, 151182), (908, 144855), (999, 131660), (1044, 125985), (1073, 122580), (1110, 118494), (1135, 115884), (1305, 100788), (1332, 98745), (1362, 96570), (1566, 83990), (1665, 78996), (1740, 75591), (1998, 65830), (2043, 64380), (2146, 61290), (2220, 59247), (2270, 57942), (2610, 50394), (2724, 48285), (3132, 41995), (3219, 40860), (3330, 39498), (3405, 38628), (3915, 33596), (3996, 32915), (4086, 32190), (4292, 30645), (4540, 28971), (4995, 26332), (5220, 25197), (5365, 24516), (6129, 21460), (6438, 20430), (6583, 19980), (6660, 19749), (6810, 19314), (7830, 16798), (8172, 16095), (8399, 15660), (9657, 13620), (9990, 13166), (10215, 12876), (10730, 12258)]