1849770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 128

約数和(自身を含む): 5806080

約数和(自身を除く): 3956310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 27, 30, 31, 34, 39, 45, 51, 54, 62, 65, 78, 85, 90, 93, 102, 117, 130, 135, 153, 155, 170, 186, 195, 221, 234, 255, 270, 279, 306, 310, 351, 390, 403, 442, 459, 465, 510, 527, 558, 585, 663, 702, 765, 806, 837, 918, 930, 1054, 1105, 1170, 1209, 1326, 1395, 1530, 1581, 1674, 1755, 1989, 2015, 2210, 2295, 2418, 2635, 2790, 3162, 3315, 3510, 3627, 3978, 4030, 4185, 4590, 4743, 5270, 5967, 6045, 6630, 6851, 7254, 7905, 8370, 9486, 9945, 10881, 11934, 12090, 13702, 14229, 15810, 18135, 19890, 20553, 21762, 23715, 28458, 29835, 34255, 36270, 41106, 47430, 54405, 59670, 61659, 68510, 71145, 102765, 108810, 123318, 142290, 184977, 205530, 308295, 369954, 616590, 924885, 1849770]

約数ペア:

[(1, 1849770), (2, 924885), (3, 616590), (5, 369954), (6, 308295), (9, 205530), (10, 184977), (13, 142290), (15, 123318), (17, 108810), (18, 102765), (26, 71145), (27, 68510), (30, 61659), (31, 59670), (34, 54405), (39, 47430), (45, 41106), (51, 36270), (54, 34255), (62, 29835), (65, 28458), (78, 23715), (85, 21762), (90, 20553), (93, 19890), (102, 18135), (117, 15810), (130, 14229), (135, 13702), (153, 12090), (155, 11934), (170, 10881), (186, 9945), (195, 9486), (221, 8370), (234, 7905), (255, 7254), (270, 6851), (279, 6630), (306, 6045), (310, 5967), (351, 5270), (390, 4743), (403, 4590), (442, 4185), (459, 4030), (465, 3978), (510, 3627), (527, 3510), (558, 3315), (585, 3162), (663, 2790), (702, 2635), (765, 2418), (806, 2295), (837, 2210), (918, 2015), (930, 1989), (1054, 1755), (1105, 1674), (1170, 1581), (1209, 1530), (1326, 1395)]