155687760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{216233}}^1$

素因数の和:216252

約数の個数: 60

約数和(自身を含む): 522853812

約数和(自身を除く): 367166052

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 216233, 432466, 648699, 864932, 1081165, 1297398, 1729864, 1946097, 2162330, 2594796, 3243495, 3459728, 3892194, 4324660, 5189592, 6486990, 7784388, 8649320, 9730485, 10379184, 12973980, 15568776, 17298640, 19460970, 25947960, 31137552, 38921940, 51895920, 77843880, 155687760]

約数ペア:

[(1, 155687760), (2, 77843880), (3, 51895920), (4, 38921940), (5, 31137552), (6, 25947960), (8, 19460970), (9, 17298640), (10, 15568776), (12, 12973980), (15, 10379184), (16, 9730485), (18, 8649320), (20, 7784388), (24, 6486990), (30, 5189592), (36, 4324660), (40, 3892194), (45, 3459728), (48, 3243495), (60, 2594796), (72, 2162330), (80, 1946097), (90, 1729864), (120, 1297398), (144, 1081165), (180, 864932), (240, 648699), (360, 432466), (720, 216233)]