172409724

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 486420480

約数和(自身を除く): 314010756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 47, 57, 62, 76, 93, 94, 114, 124, 141, 171, 173, 186, 188, 228, 279, 282, 342, 346, 372, 423, 519, 558, 564, 589, 684, 692, 846, 893, 1038, 1116, 1178, 1457, 1557, 1692, 1767, 1786, 2076, 2356, 2679, 2914, 3114, 3287, 3534, 3572, 4371, 5301, 5358, 5363, 5828, 6228, 6574, 7068, 8037, 8131, 8742, 9861, 10602, 10716, 10726, 13113, 13148, 16074, 16089, 16262, 17484, 19722, 21204, 21452, 24393, 26226, 27683, 29583, 32148, 32178, 32524, 39444, 48267, 48786, 52452, 55366, 59166, 64356, 73179, 83049, 96534, 97572, 101897, 110732, 118332, 146358, 154489, 166098, 193068, 203794, 249147, 252061, 292716, 305691, 308978, 332196, 407588, 463467, 498294, 504122, 611382, 617956, 756183, 917073, 926934, 996588, 1008244, 1222764, 1390401, 1512366, 1834146, 1853868, 2268549, 2780802, 3024732, 3668292, 4537098, 4789159, 5561604, 9074196, 9578318, 14367477, 19156636, 28734954, 43102431, 57469908, 86204862, 172409724]

約数ペア:

[(1, 172409724), (2, 86204862), (3, 57469908), (4, 43102431), (6, 28734954), (9, 19156636), (12, 14367477), (18, 9578318), (19, 9074196), (31, 5561604), (36, 4789159), (38, 4537098), (47, 3668292), (57, 3024732), (62, 2780802), (76, 2268549), (93, 1853868), (94, 1834146), (114, 1512366), (124, 1390401), (141, 1222764), (171, 1008244), (173, 996588), (186, 926934), (188, 917073), (228, 756183), (279, 617956), (282, 611382), (342, 504122), (346, 498294), (372, 463467), (423, 407588), (519, 332196), (558, 308978), (564, 305691), (589, 292716), (684, 252061), (692, 249147), (846, 203794), (893, 193068), (1038, 166098), (1116, 154489), (1178, 146358), (1457, 118332), (1557, 110732), (1692, 101897), (1767, 97572), (1786, 96534), (2076, 83049), (2356, 73179), (2679, 64356), (2914, 59166), (3114, 55366), (3287, 52452), (3534, 48786), (3572, 48267), (4371, 39444), (5301, 32524), (5358, 32178), (5363, 32148), (5828, 29583), (6228, 27683), (6574, 26226), (7068, 24393), (8037, 21452), (8131, 21204), (8742, 19722), (9861, 17484), (10602, 16262), (10716, 16089), (10726, 16074), (13113, 13148)]