722988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 2213120

約数和(自身を除く): 1490132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 151, 171, 228, 252, 266, 302, 342, 399, 453, 532, 604, 684, 798, 906, 1057, 1197, 1359, 1596, 1812, 2114, 2394, 2718, 2869, 3171, 4228, 4788, 5436, 5738, 6342, 8607, 9513, 11476, 12684, 17214, 19026, 20083, 25821, 34428, 38052, 40166, 51642, 60249, 80332, 103284, 120498, 180747, 240996, 361494, 722988]

約数ペア:

[(1, 722988), (2, 361494), (3, 240996), (4, 180747), (6, 120498), (7, 103284), (9, 80332), (12, 60249), (14, 51642), (18, 40166), (19, 38052), (21, 34428), (28, 25821), (36, 20083), (38, 19026), (42, 17214), (57, 12684), (63, 11476), (76, 9513), (84, 8607), (114, 6342), (126, 5738), (133, 5436), (151, 4788), (171, 4228), (228, 3171), (252, 2869), (266, 2718), (302, 2394), (342, 2114), (399, 1812), (453, 1596), (532, 1359), (604, 1197), (684, 1057), (798, 906)]