289418220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17669}}^1$

素因数の和:17704

約数の個数: 144

約数和(自身を含む): 1080555840

約数和(自身を除く): 791137620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 17669, 35338, 53007, 70676, 88345, 106014, 123683, 159021, 176690, 212028, 229697, 247366, 265035, 318042, 353380, 371049, 459394, 494732, 530070, 618415, 636084, 689091, 742098, 795105, 918788, 1060140, 1113147, 1148485, 1236830, 1378182, 1484196, 1590210, 1607879, 1855245, 2067273, 2226294, 2296970, 2473660, 2756364, 3180420, 3215758, 3445455, 3710490, 4134546, 4452588, 4593940, 4823637, 5565735, 6431516, 6890910, 7420980, 8039395, 8269092, 9647274, 10336365, 11131470, 13781820, 14470911, 16078790, 19294548, 20672730, 22262940, 24118185, 28941822, 32157580, 41345460, 48236370, 57883644, 72354555, 96472740, 144709110, 289418220]

約数ペア:

[(1, 289418220), (2, 144709110), (3, 96472740), (4, 72354555), (5, 57883644), (6, 48236370), (7, 41345460), (9, 32157580), (10, 28941822), (12, 24118185), (13, 22262940), (14, 20672730), (15, 19294548), (18, 16078790), (20, 14470911), (21, 13781820), (26, 11131470), (28, 10336365), (30, 9647274), (35, 8269092), (36, 8039395), (39, 7420980), (42, 6890910), (45, 6431516), (52, 5565735), (60, 4823637), (63, 4593940), (65, 4452588), (70, 4134546), (78, 3710490), (84, 3445455), (90, 3215758), (91, 3180420), (105, 2756364), (117, 2473660), (126, 2296970), (130, 2226294), (140, 2067273), (156, 1855245), (180, 1607879), (182, 1590210), (195, 1484196), (210, 1378182), (234, 1236830), (252, 1148485), (260, 1113147), (273, 1060140), (315, 918788), (364, 795105), (390, 742098), (420, 689091), (455, 636084), (468, 618415), (546, 530070), (585, 494732), (630, 459394), (780, 371049), (819, 353380), (910, 318042), (1092, 265035), (1170, 247366), (1260, 229697), (1365, 212028), (1638, 176690), (1820, 159021), (2340, 123683), (2730, 106014), (3276, 88345), (4095, 70676), (5460, 53007), (8190, 35338), (16380, 17669)]