30168580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 74511360

約数和(自身を除く): 44342780

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 124, 130, 155, 190, 197, 247, 260, 310, 380, 394, 403, 494, 589, 620, 788, 806, 985, 988, 1178, 1235, 1612, 1970, 2015, 2356, 2470, 2561, 2945, 3743, 3940, 4030, 4940, 5122, 5890, 6107, 7486, 7657, 8060, 10244, 11780, 12214, 12805, 14972, 15314, 18715, 24428, 25610, 30535, 30628, 37430, 38285, 48659, 51220, 61070, 74860, 76570, 79391, 97318, 116033, 122140, 153140, 158782, 194636, 232066, 243295, 317564, 396955, 464132, 486590, 580165, 793910, 973180, 1160330, 1508429, 1587820, 2320660, 3016858, 6033716, 7542145, 15084290, 30168580]

約数ペア:

[(1, 30168580), (2, 15084290), (4, 7542145), (5, 6033716), (10, 3016858), (13, 2320660), (19, 1587820), (20, 1508429), (26, 1160330), (31, 973180), (38, 793910), (52, 580165), (62, 486590), (65, 464132), (76, 396955), (95, 317564), (124, 243295), (130, 232066), (155, 194636), (190, 158782), (197, 153140), (247, 122140), (260, 116033), (310, 97318), (380, 79391), (394, 76570), (403, 74860), (494, 61070), (589, 51220), (620, 48659), (788, 38285), (806, 37430), (985, 30628), (988, 30535), (1178, 25610), (1235, 24428), (1612, 18715), (1970, 15314), (2015, 14972), (2356, 12805), (2470, 12214), (2561, 11780), (2945, 10244), (3743, 8060), (3940, 7657), (4030, 7486), (4940, 6107), (5122, 5890)]