490838790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{733}}^1$

素因数の和:874

約数の個数: 128

約数和(自身を含む): 1358404992

約数和(自身を除く): 867566202

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 101, 102, 130, 170, 195, 202, 221, 255, 303, 390, 442, 505, 510, 606, 663, 733, 1010, 1105, 1313, 1326, 1466, 1515, 1717, 2199, 2210, 2626, 3030, 3315, 3434, 3665, 3939, 4398, 5151, 6565, 6630, 7330, 7878, 8585, 9529, 10302, 10995, 12461, 13130, 17170, 19058, 19695, 21990, 22321, 24922, 25755, 28587, 37383, 39390, 44642, 47645, 51510, 57174, 62305, 66963, 74033, 74766, 95290, 111605, 124610, 133926, 142935, 148066, 161993, 186915, 222099, 223210, 285870, 323986, 334815, 370165, 373830, 444198, 485979, 669630, 740330, 809965, 962429, 971958, 1110495, 1258561, 1619930, 1924858, 2220990, 2429895, 2517122, 2887287, 3775683, 4812145, 4859790, 5774574, 6292805, 7551366, 9624290, 12585610, 14436435, 16361293, 18878415, 28872870, 32722586, 37756830, 49083879, 81806465, 98167758, 163612930, 245419395, 490838790]

約数ペア:

[(1, 490838790), (2, 245419395), (3, 163612930), (5, 98167758), (6, 81806465), (10, 49083879), (13, 37756830), (15, 32722586), (17, 28872870), (26, 18878415), (30, 16361293), (34, 14436435), (39, 12585610), (51, 9624290), (65, 7551366), (78, 6292805), (85, 5774574), (101, 4859790), (102, 4812145), (130, 3775683), (170, 2887287), (195, 2517122), (202, 2429895), (221, 2220990), (255, 1924858), (303, 1619930), (390, 1258561), (442, 1110495), (505, 971958), (510, 962429), (606, 809965), (663, 740330), (733, 669630), (1010, 485979), (1105, 444198), (1313, 373830), (1326, 370165), (1466, 334815), (1515, 323986), (1717, 285870), (2199, 223210), (2210, 222099), (2626, 186915), (3030, 161993), (3315, 148066), (3434, 142935), (3665, 133926), (3939, 124610), (4398, 111605), (5151, 95290), (6565, 74766), (6630, 74033), (7330, 66963), (7878, 62305), (8585, 57174), (9529, 51510), (10302, 47645), (10995, 44642), (12461, 39390), (13130, 37383), (17170, 28587), (19058, 25755), (19695, 24922), (21990, 22321)]