172742440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19541}}^1$

素因数の和:19582

約数の個数: 64

約数和(自身を含む): 443212560

約数和(自身を除く): 270470120

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 19541, 39082, 78164, 97705, 156328, 195410, 254033, 332197, 390820, 508066, 664394, 781640, 1016132, 1270165, 1328788, 1660985, 2032264, 2540330, 2657576, 3321970, 4318561, 5080660, 6643940, 8637122, 10161320, 13287880, 17274244, 21592805, 34548488, 43185610, 86371220, 172742440]

約数ペア:

[(1, 172742440), (2, 86371220), (4, 43185610), (5, 34548488), (8, 21592805), (10, 17274244), (13, 13287880), (17, 10161320), (20, 8637122), (26, 6643940), (34, 5080660), (40, 4318561), (52, 3321970), (65, 2657576), (68, 2540330), (85, 2032264), (104, 1660985), (130, 1328788), (136, 1270165), (170, 1016132), (221, 781640), (260, 664394), (340, 508066), (442, 390820), (520, 332197), (680, 254033), (884, 195410), (1105, 156328), (1768, 97705), (2210, 78164), (4420, 39082), (8840, 19541)]