1237042620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{624769}}^1$

素因数の和:624795

約数の個数: 72

約数和(自身を含む): 4093493040

約数和(自身を除く): 2856450420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 624769, 1249538, 1874307, 2499076, 3123845, 3748614, 5622921, 6247690, 6872459, 7497228, 9371535, 11245842, 12495380, 13744918, 18743070, 20617377, 22491684, 27489836, 28114605, 34362295, 37486140, 41234754, 56229210, 61852131, 68724590, 82469508, 103086885, 112458420, 123704262, 137449180, 206173770, 247408524, 309260655, 412347540, 618521310, 1237042620]

約数ペア:

[(1, 1237042620), (2, 618521310), (3, 412347540), (4, 309260655), (5, 247408524), (6, 206173770), (9, 137449180), (10, 123704262), (11, 112458420), (12, 103086885), (15, 82469508), (18, 68724590), (20, 61852131), (22, 56229210), (30, 41234754), (33, 37486140), (36, 34362295), (44, 28114605), (45, 27489836), (55, 22491684), (60, 20617377), (66, 18743070), (90, 13744918), (99, 12495380), (110, 11245842), (132, 9371535), (165, 7497228), (180, 6872459), (198, 6247690), (220, 5622921), (330, 3748614), (396, 3123845), (495, 2499076), (660, 1874307), (990, 1249538), (1980, 624769)]