19873620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 70560000

約数和(自身を除く): 50686380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 90, 95, 108, 114, 117, 130, 135, 149, 156, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 298, 342, 351, 380, 390, 447, 468, 494, 513, 540, 570, 585, 596, 684, 702, 741, 745, 780, 855, 894, 988, 1026, 1140, 1170, 1235, 1341, 1404, 1482, 1490, 1710, 1755, 1788, 1937, 2052, 2223, 2235, 2340, 2470, 2565, 2682, 2831, 2964, 2980, 3420, 3510, 3705, 3874, 4023, 4446, 4470, 4940, 5130, 5364, 5662, 5811, 6669, 6705, 7020, 7410, 7748, 8046, 8493, 8892, 8940, 9685, 10260, 11115, 11324, 11622, 13338, 13410, 14155, 14820, 16092, 16986, 17433, 19370, 20115, 22230, 23244, 25479, 26676, 26820, 28310, 29055, 33345, 33972, 34866, 36803, 38740, 40230, 42465, 44460, 50958, 52299, 56620, 58110, 66690, 69732, 73606, 76437, 80460, 84930, 87165, 101916, 104598, 110409, 116220, 127395, 133380, 147212, 152874, 169860, 174330, 184015, 209196, 220818, 254790, 261495, 305748, 331227, 348660, 368030, 382185, 441636, 509580, 522990, 552045, 662454, 736060, 764370, 993681, 1045980, 1104090, 1324908, 1528740, 1656135, 1987362, 2208180, 3312270, 3974724, 4968405, 6624540, 9936810, 19873620]

約数ペア:

[(1, 19873620), (2, 9936810), (3, 6624540), (4, 4968405), (5, 3974724), (6, 3312270), (9, 2208180), (10, 1987362), (12, 1656135), (13, 1528740), (15, 1324908), (18, 1104090), (19, 1045980), (20, 993681), (26, 764370), (27, 736060), (30, 662454), (36, 552045), (38, 522990), (39, 509580), (45, 441636), (52, 382185), (54, 368030), (57, 348660), (60, 331227), (65, 305748), (76, 261495), (78, 254790), (90, 220818), (95, 209196), (108, 184015), (114, 174330), (117, 169860), (130, 152874), (135, 147212), (149, 133380), (156, 127395), (171, 116220), (180, 110409), (190, 104598), (195, 101916), (228, 87165), (234, 84930), (247, 80460), (260, 76437), (270, 73606), (285, 69732), (298, 66690), (342, 58110), (351, 56620), (380, 52299), (390, 50958), (447, 44460), (468, 42465), (494, 40230), (513, 38740), (540, 36803), (570, 34866), (585, 33972), (596, 33345), (684, 29055), (702, 28310), (741, 26820), (745, 26676), (780, 25479), (855, 23244), (894, 22230), (988, 20115), (1026, 19370), (1140, 17433), (1170, 16986), (1235, 16092), (1341, 14820), (1404, 14155), (1482, 13410), (1490, 13338), (1710, 11622), (1755, 11324), (1788, 11115), (1937, 10260), (2052, 9685), (2223, 8940), (2235, 8892), (2340, 8493), (2470, 8046), (2565, 7748), (2682, 7410), (2831, 7020), (2964, 6705), (2980, 6669), (3420, 5811), (3510, 5662), (3705, 5364), (3874, 5130), (4023, 4940), (4446, 4470)]