154931940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 495331200

約数和(自身を除く): 340399260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 243, 270, 284, 324, 355, 405, 426, 449, 486, 540, 639, 710, 810, 852, 898, 972, 1065, 1215, 1278, 1347, 1420, 1620, 1796, 1917, 2130, 2245, 2430, 2556, 2694, 3195, 3834, 4041, 4260, 4490, 4860, 5388, 5751, 6390, 6735, 7668, 8082, 8980, 9585, 11502, 12123, 12780, 13470, 16164, 17253, 19170, 20205, 23004, 24246, 26940, 28755, 31879, 34506, 36369, 38340, 40410, 48492, 57510, 60615, 63758, 69012, 72738, 80820, 86265, 95637, 109107, 115020, 121230, 127516, 145476, 159395, 172530, 181845, 191274, 218214, 242460, 286911, 318790, 345060, 363690, 382548, 436428, 478185, 545535, 573822, 637580, 727380, 860733, 956370, 1091070, 1147644, 1434555, 1721466, 1912740, 2182140, 2582199, 2869110, 3442932, 4303665, 5164398, 5738220, 7746597, 8607330, 10328796, 12910995, 15493194, 17214660, 25821990, 30986388, 38732985, 51643980, 77465970, 154931940]

約数ペア:

[(1, 154931940), (2, 77465970), (3, 51643980), (4, 38732985), (5, 30986388), (6, 25821990), (9, 17214660), (10, 15493194), (12, 12910995), (15, 10328796), (18, 8607330), (20, 7746597), (27, 5738220), (30, 5164398), (36, 4303665), (45, 3442932), (54, 2869110), (60, 2582199), (71, 2182140), (81, 1912740), (90, 1721466), (108, 1434555), (135, 1147644), (142, 1091070), (162, 956370), (180, 860733), (213, 727380), (243, 637580), (270, 573822), (284, 545535), (324, 478185), (355, 436428), (405, 382548), (426, 363690), (449, 345060), (486, 318790), (540, 286911), (639, 242460), (710, 218214), (810, 191274), (852, 181845), (898, 172530), (972, 159395), (1065, 145476), (1215, 127516), (1278, 121230), (1347, 115020), (1420, 109107), (1620, 95637), (1796, 86265), (1917, 80820), (2130, 72738), (2245, 69012), (2430, 63758), (2556, 60615), (2694, 57510), (3195, 48492), (3834, 40410), (4041, 38340), (4260, 36369), (4490, 34506), (4860, 31879), (5388, 28755), (5751, 26940), (6390, 24246), (6735, 23004), (7668, 20205), (8082, 19170), (8980, 17253), (9585, 16164), (11502, 13470), (12123, 12780)]