407040060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{138449}}^1$

素因数の和:138475

約数の個数: 72

約数和(自身を含む): 1325797200

約数和(自身を除く): 918757140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 138449, 276898, 415347, 553796, 692245, 830694, 969143, 1384490, 1661388, 1938286, 2076735, 2768980, 2907429, 3876572, 4153470, 4845715, 5814858, 6784001, 8306940, 9691430, 11629716, 13568002, 14537145, 19382860, 20352003, 27136004, 29074290, 33920005, 40704006, 58148580, 67840010, 81408012, 101760015, 135680020, 203520030, 407040060]

約数ペア:

[(1, 407040060), (2, 203520030), (3, 135680020), (4, 101760015), (5, 81408012), (6, 67840010), (7, 58148580), (10, 40704006), (12, 33920005), (14, 29074290), (15, 27136004), (20, 20352003), (21, 19382860), (28, 14537145), (30, 13568002), (35, 11629716), (42, 9691430), (49, 8306940), (60, 6784001), (70, 5814858), (84, 4845715), (98, 4153470), (105, 3876572), (140, 2907429), (147, 2768980), (196, 2076735), (210, 1938286), (245, 1661388), (294, 1384490), (420, 969143), (490, 830694), (588, 692245), (735, 553796), (980, 415347), (1470, 276898), (2940, 138449)]