12245880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 39916800

約数和(自身を除く): 27670920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 131, 152, 164, 190, 205, 228, 246, 262, 285, 328, 380, 393, 410, 456, 492, 524, 570, 615, 655, 760, 779, 786, 820, 984, 1048, 1140, 1230, 1310, 1558, 1572, 1640, 1965, 2280, 2337, 2460, 2489, 2620, 3116, 3144, 3895, 3930, 4674, 4920, 4978, 5240, 5371, 6232, 7467, 7790, 7860, 9348, 9956, 10742, 11685, 12445, 14934, 15580, 15720, 16113, 18696, 19912, 21484, 23370, 24890, 26855, 29868, 31160, 32226, 37335, 42968, 46740, 49780, 53710, 59736, 64452, 74670, 80565, 93480, 99560, 102049, 107420, 128904, 149340, 161130, 204098, 214840, 298680, 306147, 322260, 408196, 510245, 612294, 644520, 816392, 1020490, 1224588, 1530735, 2040980, 2449176, 3061470, 4081960, 6122940, 12245880]

約数ペア:

[(1, 12245880), (2, 6122940), (3, 4081960), (4, 3061470), (5, 2449176), (6, 2040980), (8, 1530735), (10, 1224588), (12, 1020490), (15, 816392), (19, 644520), (20, 612294), (24, 510245), (30, 408196), (38, 322260), (40, 306147), (41, 298680), (57, 214840), (60, 204098), (76, 161130), (82, 149340), (95, 128904), (114, 107420), (120, 102049), (123, 99560), (131, 93480), (152, 80565), (164, 74670), (190, 64452), (205, 59736), (228, 53710), (246, 49780), (262, 46740), (285, 42968), (328, 37335), (380, 32226), (393, 31160), (410, 29868), (456, 26855), (492, 24890), (524, 23370), (570, 21484), (615, 19912), (655, 18696), (760, 16113), (779, 15720), (786, 15580), (820, 14934), (984, 12445), (1048, 11685), (1140, 10742), (1230, 9956), (1310, 9348), (1558, 7860), (1572, 7790), (1640, 7467), (1965, 6232), (2280, 5371), (2337, 5240), (2460, 4978), (2489, 4920), (2620, 4674), (3116, 3930), (3144, 3895)]