248833980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 784143360

約数和(自身を除く): 535309380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 67, 90, 94, 134, 141, 180, 188, 201, 235, 268, 282, 335, 402, 423, 439, 470, 564, 603, 670, 705, 804, 846, 878, 940, 1005, 1206, 1317, 1340, 1410, 1692, 1756, 2010, 2115, 2195, 2412, 2634, 2820, 3015, 3149, 3951, 4020, 4230, 4390, 5268, 6030, 6298, 6585, 7902, 8460, 8780, 9447, 12060, 12596, 13170, 15745, 15804, 18894, 19755, 20633, 26340, 28341, 29413, 31490, 37788, 39510, 41266, 47235, 56682, 58826, 61899, 62980, 79020, 82532, 88239, 94470, 103165, 113364, 117652, 123798, 141705, 147065, 176478, 185697, 188940, 206330, 247596, 264717, 283410, 294130, 309495, 352956, 371394, 412660, 441195, 529434, 566820, 588260, 618990, 742788, 882390, 928485, 1058868, 1237980, 1323585, 1382411, 1764780, 1856970, 2647170, 2764822, 3713940, 4147233, 5294340, 5529644, 6912055, 8294466, 12441699, 13824110, 16588932, 20736165, 24883398, 27648220, 41472330, 49766796, 62208495, 82944660, 124416990, 248833980]

約数ペア:

[(1, 248833980), (2, 124416990), (3, 82944660), (4, 62208495), (5, 49766796), (6, 41472330), (9, 27648220), (10, 24883398), (12, 20736165), (15, 16588932), (18, 13824110), (20, 12441699), (30, 8294466), (36, 6912055), (45, 5529644), (47, 5294340), (60, 4147233), (67, 3713940), (90, 2764822), (94, 2647170), (134, 1856970), (141, 1764780), (180, 1382411), (188, 1323585), (201, 1237980), (235, 1058868), (268, 928485), (282, 882390), (335, 742788), (402, 618990), (423, 588260), (439, 566820), (470, 529434), (564, 441195), (603, 412660), (670, 371394), (705, 352956), (804, 309495), (846, 294130), (878, 283410), (940, 264717), (1005, 247596), (1206, 206330), (1317, 188940), (1340, 185697), (1410, 176478), (1692, 147065), (1756, 141705), (2010, 123798), (2115, 117652), (2195, 113364), (2412, 103165), (2634, 94470), (2820, 88239), (3015, 82532), (3149, 79020), (3951, 62980), (4020, 61899), (4230, 58826), (4390, 56682), (5268, 47235), (6030, 41266), (6298, 39510), (6585, 37788), (7902, 31490), (8460, 29413), (8780, 28341), (9447, 26340), (12060, 20633), (12596, 19755), (13170, 18894), (15745, 15804)]