2910420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 144

約数和(自身を含む): 9959040

約数和(自身を除く): 7048620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 37, 38, 45, 46, 57, 60, 69, 74, 76, 90, 92, 95, 111, 114, 115, 138, 148, 171, 180, 185, 190, 207, 222, 228, 230, 276, 285, 333, 342, 345, 370, 380, 414, 437, 444, 460, 555, 570, 666, 684, 690, 703, 740, 828, 851, 855, 874, 1035, 1110, 1140, 1311, 1332, 1380, 1406, 1665, 1702, 1710, 1748, 2070, 2109, 2185, 2220, 2553, 2622, 2812, 3330, 3404, 3420, 3515, 3933, 4140, 4218, 4255, 4370, 5106, 5244, 6327, 6555, 6660, 7030, 7659, 7866, 8436, 8510, 8740, 10212, 10545, 12654, 12765, 13110, 14060, 15318, 15732, 16169, 17020, 19665, 21090, 25308, 25530, 26220, 30636, 31635, 32338, 38295, 39330, 42180, 48507, 51060, 63270, 64676, 76590, 78660, 80845, 97014, 126540, 145521, 153180, 161690, 194028, 242535, 291042, 323380, 485070, 582084, 727605, 970140, 1455210, 2910420]

約数ペア:

[(1, 2910420), (2, 1455210), (3, 970140), (4, 727605), (5, 582084), (6, 485070), (9, 323380), (10, 291042), (12, 242535), (15, 194028), (18, 161690), (19, 153180), (20, 145521), (23, 126540), (30, 97014), (36, 80845), (37, 78660), (38, 76590), (45, 64676), (46, 63270), (57, 51060), (60, 48507), (69, 42180), (74, 39330), (76, 38295), (90, 32338), (92, 31635), (95, 30636), (111, 26220), (114, 25530), (115, 25308), (138, 21090), (148, 19665), (171, 17020), (180, 16169), (185, 15732), (190, 15318), (207, 14060), (222, 13110), (228, 12765), (230, 12654), (276, 10545), (285, 10212), (333, 8740), (342, 8510), (345, 8436), (370, 7866), (380, 7659), (414, 7030), (437, 6660), (444, 6555), (460, 6327), (555, 5244), (570, 5106), (666, 4370), (684, 4255), (690, 4218), (703, 4140), (740, 3933), (828, 3515), (851, 3420), (855, 3404), (874, 3330), (1035, 2812), (1110, 2622), (1140, 2553), (1311, 2220), (1332, 2185), (1380, 2109), (1406, 2070), (1665, 1748), (1702, 1710)]