1489916380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 3393835200

約数和(自身を除く): 1903918820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 257, 289, 295, 340, 514, 578, 590, 1003, 1028, 1156, 1180, 1285, 1445, 2006, 2570, 2890, 4012, 4369, 4913, 5015, 5140, 5780, 8738, 9826, 10030, 15163, 17051, 17476, 19652, 20060, 21845, 24565, 30326, 34102, 43690, 49130, 60652, 68204, 74273, 75815, 85255, 87380, 98260, 148546, 151630, 170510, 257771, 289867, 297092, 303260, 341020, 371365, 515542, 579734, 742730, 1031084, 1159468, 1262641, 1288855, 1449335, 1485460, 2525282, 2577710, 2898670, 4382107, 5050564, 5155420, 5797340, 6313205, 8764214, 12626410, 17528428, 21910535, 25252820, 43821070, 74495819, 87642140, 148991638, 297983276, 372479095, 744958190, 1489916380]

約数ペア:

[(1, 1489916380), (2, 744958190), (4, 372479095), (5, 297983276), (10, 148991638), (17, 87642140), (20, 74495819), (34, 43821070), (59, 25252820), (68, 21910535), (85, 17528428), (118, 12626410), (170, 8764214), (236, 6313205), (257, 5797340), (289, 5155420), (295, 5050564), (340, 4382107), (514, 2898670), (578, 2577710), (590, 2525282), (1003, 1485460), (1028, 1449335), (1156, 1288855), (1180, 1262641), (1285, 1159468), (1445, 1031084), (2006, 742730), (2570, 579734), (2890, 515542), (4012, 371365), (4369, 341020), (4913, 303260), (5015, 297092), (5140, 289867), (5780, 257771), (8738, 170510), (9826, 151630), (10030, 148546), (15163, 98260), (17051, 87380), (17476, 85255), (19652, 75815), (20060, 74273), (21845, 68204), (24565, 60652), (30326, 49130), (34102, 43690)]