39770820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 131262768

約数和(自身を除く): 91491948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 41, 45, 51, 60, 68, 82, 85, 90, 102, 123, 153, 164, 170, 180, 204, 205, 246, 255, 306, 317, 340, 369, 410, 492, 510, 612, 615, 634, 697, 738, 765, 820, 951, 1020, 1230, 1268, 1394, 1476, 1530, 1585, 1845, 1902, 2091, 2460, 2788, 2853, 3060, 3170, 3485, 3690, 3804, 4182, 4755, 5389, 5706, 6273, 6340, 6970, 7380, 8364, 9510, 10455, 10778, 11412, 12546, 12997, 13940, 14265, 16167, 19020, 20910, 21556, 25092, 25994, 26945, 28530, 31365, 32334, 38991, 41820, 48501, 51988, 53890, 57060, 62730, 64668, 64985, 77982, 80835, 97002, 107780, 116973, 125460, 129970, 155964, 161670, 194004, 194955, 220949, 233946, 242505, 259940, 323340, 389910, 441898, 467892, 485010, 584865, 662847, 779820, 883796, 970020, 1104745, 1169730, 1325694, 1988541, 2209490, 2339460, 2651388, 3314235, 3977082, 4418980, 6628470, 7954164, 9942705, 13256940, 19885410, 39770820]

約数ペア:

[(1, 39770820), (2, 19885410), (3, 13256940), (4, 9942705), (5, 7954164), (6, 6628470), (9, 4418980), (10, 3977082), (12, 3314235), (15, 2651388), (17, 2339460), (18, 2209490), (20, 1988541), (30, 1325694), (34, 1169730), (36, 1104745), (41, 970020), (45, 883796), (51, 779820), (60, 662847), (68, 584865), (82, 485010), (85, 467892), (90, 441898), (102, 389910), (123, 323340), (153, 259940), (164, 242505), (170, 233946), (180, 220949), (204, 194955), (205, 194004), (246, 161670), (255, 155964), (306, 129970), (317, 125460), (340, 116973), (369, 107780), (410, 97002), (492, 80835), (510, 77982), (612, 64985), (615, 64668), (634, 62730), (697, 57060), (738, 53890), (765, 51988), (820, 48501), (951, 41820), (1020, 38991), (1230, 32334), (1268, 31365), (1394, 28530), (1476, 26945), (1530, 25994), (1585, 25092), (1845, 21556), (1902, 20910), (2091, 19020), (2460, 16167), (2788, 14265), (2853, 13940), (3060, 12997), (3170, 12546), (3485, 11412), (3690, 10778), (3804, 10455), (4182, 9510), (4755, 8364), (5389, 7380), (5706, 6970), (6273, 6340)]