19378080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13457}}^1$

素因数の和:13478

約数の個数: 72

約数和(自身を含む): 66132612

約数和(自身を除く): 46754532

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13457, 26914, 40371, 53828, 67285, 80742, 107656, 121113, 134570, 161484, 201855, 215312, 242226, 269140, 322968, 403710, 430624, 484452, 538280, 605565, 645936, 807420, 968904, 1076560, 1211130, 1291872, 1614840, 1937808, 2153120, 2422260, 3229680, 3875616, 4844520, 6459360, 9689040, 19378080]

約数ペア:

[(1, 19378080), (2, 9689040), (3, 6459360), (4, 4844520), (5, 3875616), (6, 3229680), (8, 2422260), (9, 2153120), (10, 1937808), (12, 1614840), (15, 1291872), (16, 1211130), (18, 1076560), (20, 968904), (24, 807420), (30, 645936), (32, 605565), (36, 538280), (40, 484452), (45, 430624), (48, 403710), (60, 322968), (72, 269140), (80, 242226), (90, 215312), (96, 201855), (120, 161484), (144, 134570), (160, 121113), (180, 107656), (240, 80742), (288, 67285), (360, 53828), (480, 40371), (720, 26914), (1440, 13457)]